typechecker: Fix enumeration checking

Author: flofriday

vadl-cli/main/vadl/cli/BaseCommand.java

@@ -295,7 +295,7 @@ public Integer call() {
                                    🔥 The vadl compiler crashed 🔥  \s
 
           This shouldn't have happened, please open an issue with the stacktrace below at:
-          https://ea.complang.tuwien.ac.at/vadl/open-vadl/issues/new
+          https://github.com/OpenVADL/open-vadl/issues/new
           """);
 
       printDumps("\nBefore the crash, the following dumps were generated:");

vadl/main/vadl/ast/TypeChecker.java

@@ -677,10 +677,10 @@ public Void visit(EnumerationDefinition definition) {
           .build();
     }
 
-
     int nextVal = 0;
     for (var entry : definition.entries) {
       if (entry.value != null) {
+        check(entry.value);
         nextVal = constantEvaluator.eval(entry.value).value().intValueExact() + 1;
         continue;
       }