Make extensive use of raw string literals C#11 feature

src/NadekoBot/Services/Impl/GoogleApiService.cs

@@ -13,7 +13,7 @@ namespace NadekoBot.Services;
 public sealed partial class GoogleApiService : IGoogleApiService, INService
 {
     private static readonly Regex
-        _plRegex = new("(?:youtu\\.be\\/|list=)(?<id>[\\da-zA-Z\\-_]*)", RegexOptions.Compiled);
+        _plRegex = new(@"(?:youtu\.be\/|list=)(?<id>[\da-zA-Z\-_]*)", RegexOptions.Compiled);
 
 
     private readonly YouTubeService _yt;

src/NadekoBot/Services/Impl/GoogleApiService_SupportedLanguages.cs

@@ -2,140 +2,142 @@
 
 public sealed partial class GoogleApiService
 {
-    private const string SUPPORTED = @"afrikaans af
-albanian sq
-amharic am
-arabic ar
-armenian hy
-assamese as
-aymara ay
-azerbaijani az
-bambara bm
-basque eu
-belarusian be
-bengali bn
-bhojpuri bho
-bosnian bs
-bulgarian bg
-catalan ca
-cebuano ceb
-chinese zh-CN
-chinese-trad zh-TW
-corsican co
-croatian hr
-czech cs
-danish da
-dhivehi dv
-dogri doi
-dutch nl
-english en
-esperanto eo
-estonian et
-ewe ee
-filipino fil
-finnish fi
-french fr
-frisian fy
-galician gl
-georgian ka
-german de
-greek el
-guarani gn
-gujarati gu
-haitian ht
-hausa ha
-hawaiian haw
-hebrew he 
-hindi hi
-hmong hmn
-hungarian hu
-icelandic is
-igbo ig
-ilocano ilo
-indonesian id
-irish ga
-italian it
-japanese ja
-javanese jv 
-kannada kn
-kazakh kk
-khmer km
-kinyarwanda rw
-konkani gom
-korean ko
-krio kri
-kurdish ku
-kurdish-sor ckb
-kyrgyz ky
-lao lo
-latin la
-latvian lv
-lingala ln
-lithuanian lt
-luganda lg
-luxembourgish lb
-macedonian mk
-maithili mai
-malagasy mg
-malay ms
-malayalam ml
-maltese mt
-maori mi
-marathi mr
-meiteilon mni-Mtei
-mizo lus
-mongolian mn
-myanmar my
-nepali ne
-norwegian no
-nyanja ny
-odia or
-oromo om
-pashto ps
-persian fa
-polish pl
-portuguese pt
-punjabi pa
-quechua qu
-romanian ro
-russian ru
-samoan sm
-sanskrit sa
-scots gd
-sepedi nso
-serbian sr
-sesotho st
-shona sn
-sindhi sd
-sinhala si
-slovak sk
-slovenian sl
-somali so
-spanish es
-sundanese su
-swahili sw
-swedish sv
-tagalog tl
-tajik tg
-tamil ta
-tatar tt
-telugu te
-thai th
-tigrinya ti
-tsonga ts
-turkish tr
-turkmen tk
-twi ak
-ukrainian uk
-urdu ur
-uyghur ug
-uzbek uz
-vietnamese vi
-welsh cy
-xhosa xh
-yiddish yi
-yoruba yo
-zulu zu";
+    private const string SUPPORTED = """
+        afrikaans af
+        albanian sq
+        amharic am
+        arabic ar
+        armenian hy
+        assamese as
+        aymara ay
+        azerbaijani az
+        bambara bm
+        basque eu
+        belarusian be
+        bengali bn
+        bhojpuri bho
+        bosnian bs
+        bulgarian bg
+        catalan ca
+        cebuano ceb
+        chinese zh-CN
+        chinese-trad zh-TW
+        corsican co
+        croatian hr
+        czech cs
+        danish da
+        dhivehi dv
+        dogri doi
+        dutch nl
+        english en
+        esperanto eo
+        estonian et
+        ewe ee
+        filipino fil
+        finnish fi
+        french fr
+        frisian fy
+        galician gl
+        georgian ka
+        german de
+        greek el
+        guarani gn
+        gujarati gu
+        haitian ht
+        hausa ha
+        hawaiian haw
+        hebrew he 
+        hindi hi
+        hmong hmn
+        hungarian hu
+        icelandic is
+        igbo ig
+        ilocano ilo
+        indonesian id
+        irish ga
+        italian it
+        japanese ja
+        javanese jv 
+        kannada kn
+        kazakh kk
+        khmer km
+        kinyarwanda rw
+        konkani gom
+        korean ko
+        krio kri
+        kurdish ku
+        kurdish-sor ckb
+        kyrgyz ky
+        lao lo
+        latin la
+        latvian lv
+        lingala ln
+        lithuanian lt
+        luganda lg
+        luxembourgish lb
+        macedonian mk
+        maithili mai
+        malagasy mg
+        malay ms
+        malayalam ml
+        maltese mt
+        maori mi
+        marathi mr
+        meiteilon mni-Mtei
+        mizo lus
+        mongolian mn
+        myanmar my
+        nepali ne
+        norwegian no
+        nyanja ny
+        odia or
+        oromo om
+        pashto ps
+        persian fa
+        polish pl
+        portuguese pt
+        punjabi pa
+        quechua qu
+        romanian ro
+        russian ru
+        samoan sm
+        sanskrit sa
+        scots gd
+        sepedi nso
+        serbian sr
+        sesotho st
+        shona sn
+        sindhi sd
+        sinhala si
+        slovak sk
+        slovenian sl
+        somali so
+        spanish es
+        sundanese su
+        swahili sw
+        swedish sv
+        tagalog tl
+        tajik tg
+        tamil ta
+        tatar tt
+        telugu te
+        thai th
+        tigrinya ti
+        tsonga ts
+        turkish tr
+        turkmen tk
+        twi ak
+        ukrainian uk
+        urdu ur
+        uyghur ug
+        uzbek uz
+        vietnamese vi
+        welsh cy
+        xhosa xh
+        yiddish yi
+        yoruba yo
+        zulu zu
+        """;
 
     
     public IReadOnlyDictionary<string, string> Languages { get; }