Fix incorrect inline treatments

Also whoops classes never had `inline` (they've had `value` this whole time)

Author: sschr15

plugins/kotlin/src/main/java/org/vineflower/kotlin/KotlinWriter.java

@@ -766,8 +766,8 @@ private void writeClassDefinition(ClassNode node, TextBuffer buffer, int indent,
     if (IS_FUN_INTERFACE.get(kotlinFlags)) {
       buffer.append("fun ");
     }
-    if (IS_INLINE.get(kotlinFlags)) {
-      buffer.append("inline ");
+    if (IS_VALUE_CLASS.get(kotlinFlags)) {
+      buffer.append("value ");
     }
     if (IS_DATA.get(kotlinFlags)) {
       buffer.append("data ");

plugins/kotlin/src/main/java/org/vineflower/kotlin/struct/KProperty.java

@@ -130,7 +130,7 @@ public TextBuffer stringify(int indent) {
         buf.append("external ");
       }
 
-      if (IS_INLINE.get(getter.flags())) {
+      if (IS_INLINE_ACCESSOR.get(getter.flags())) {
         buf.append("inline ");
       }
 

plugins/kotlin/src/main/java/org/vineflower/kotlin/util/KUtils.java

@@ -48,22 +48,17 @@ public static Exprent replaceExprent(Exprent ex) {
 
   public static void appendVisibility(TextBuffer buf, ProtoBuf.Visibility visibility) {
     switch (visibility) {
-      case LOCAL:
-        buf.append("// QF: local property")
-          .appendLineSeparator()
-          .append("internal ");
-        break;
-      case PRIVATE_TO_THIS:
-        buf.append("private ");
-        break;
-      case PUBLIC:
+      case LOCAL -> buf.append("// $VF: local visibility outside of method")
+        .appendLineSeparator()
+        .append("internal ");
+      case PRIVATE_TO_THIS -> buf.append("private ");
+      case PUBLIC -> {
         if (DecompilerContext.getOption(KotlinOptions.SHOW_PUBLIC_VISIBILITY)) {
           buf.append("public ");
         }
-        break;
-      default:
-        buf.append(visibility.name().toLowerCase())
-          .append(' ');
+      }
+      default -> buf.append(visibility.name().toLowerCase())
+        .append(' ');
     }
   }