Fixed: Incorrectly parsing RePACKPOST as Group

(cherry picked from commit c30ce3580a3125317bf56c1e16c23e24c59aecc8)

src/NzbDrone.Core.Test/ParserTests/ReleaseGroupParserFixture.cs

@@ -118,6 +118,7 @@ namespace NzbDrone.Core.Test.ParserTests
         [TestCase("Some.Movie.2019.1080p.BDRip.X264.AC3-EVO-4P", "EVO")]
         [TestCase("Some.Movie.2019.1080p.BDRip.X264.AC3-EVO-4Planet", "EVO")]
         [TestCase("Some.Movie.2019.1080p.BDRip.X264.AC3-DON-AlteZachen", "DON")]
+        [TestCase("Some.Movie.2019.1080p.BDRip.X264.AC3-HarrHD-RePACKPOST", "HarrHD")]
 
         public void should_not_include_bad_suffix_in_release_group(string title, string expected)
         {

src/NzbDrone.Core/Parser/Parser.cs

@@ -105,7 +105,7 @@ namespace NzbDrone.Core.Parser
                                                         string.Empty,
                                                         RegexOptions.IgnoreCase | RegexOptions.Compiled);
 
-        private static readonly RegexReplace CleanReleaseGroupRegex = new RegexReplace(@"(-(RP|1|NZBGeek|Obfuscated|Obfuscation|Scrambled|sample|Pre|postbot|xpost|Rakuv[a-z0-9]*|WhiteRev|BUYMORE|AsRequested|AlternativeToRequested|GEROV|Z0iDS3N|Chamele0n|4P|4Planet|AlteZachen))+$",
+        private static readonly RegexReplace CleanReleaseGroupRegex = new RegexReplace(@"(-(RP|1|NZBGeek|Obfuscated|Obfuscation|Scrambled|sample|Pre|postbot|xpost|Rakuv[a-z0-9]*|WhiteRev|BUYMORE|AsRequested|AlternativeToRequested|GEROV|Z0iDS3N|Chamele0n|4P|4Planet|AlteZachen|RePACKPOST))+$",
                                                                 string.Empty,
                                                                 RegexOptions.IgnoreCase | RegexOptions.Compiled);