fix: Revert "chore: update Scala 2 version" (#4916)

AUTHORS.md

@@ -50,5 +50,4 @@ By adding your name to this document, you agree to release all your contribution
 - [Kengo TODA](http://github.com/KengoTODA/)
 - [Darius Tan](https://github.com/thinking-tower)
 - [Paul Butcher](https://github.com/paulbutcher)
-- [Daniel Anker Hermansen](https://github.com/Daniel-Anker-Hermansen)
-- [Stéphane Micheloud](https://github.com/michelou)
+- [Daniel Anker Hermansen](https://github.com/Daniel-Anker-Hermansen)

build.gradle

@@ -12,8 +12,8 @@ repositories {
 }
 
 dependencies {
-    implementation 'org.scala-lang:scala-library:2.13.10'
-    implementation 'org.scala-lang:scala-reflect:2.13.10'
+    implementation 'org.scala-lang:scala-library:2.13.5'
+    implementation 'org.scala-lang:scala-reflect:2.13.5'
 
     implementation files('lib/org.java_websocket-1.3.9.jar')
     implementation files('lib/org.jline-3.5.1.jar')

main/src/ca/uwaterloo/flix/language/phase/Weeder.scala

@@ -1326,10 +1326,10 @@ object Weeder {
       mapN(visitExp(exp1, senv), visitExp(exp2, senv)) {
         case (e1, e2) =>
           val loc = mkSL(sp1, sp2)
-          val enum0 = Name.mkQName("List", sp1, sp2)
+          val enum = Name.mkQName("List", sp1, sp2)
           val tag = Name.Ident(sp1, "Cons", sp2)
           val exp = WeededAst.Expression.Tuple(List(e1, e2), loc)
-          WeededAst.Expression.Tag(Some(enum0), tag, Some(exp), loc)
+          WeededAst.Expression.Tag(Some(enum), tag, Some(exp), loc)
       }
 
     case ParsedAst.Expression.FAppend(exp1, sp1, sp2, exp2) =>
@@ -2143,10 +2143,10 @@ object Weeder {
         mapN(visitPattern(pat1), visitPattern(pat2)) {
           case (hd, tl) =>
             val loc = mkSL(sp1, sp2)
-            val enum0 = Name.mkQName("List", sp1, sp2)
+            val enum = Name.mkQName("List", sp1, sp2)
             val tag = Name.Ident(sp1, "Cons", sp2)
             val pat = WeededAst.Pattern.Tuple(List(hd, tl), loc)
-            WeededAst.Pattern.Tag(Some(enum0), tag, pat, loc)
+            WeededAst.Pattern.Tag(Some(enum), tag, pat, loc)
         }
 
     }