Update RegisteredExecutionPlatformsValue.Key to use `@AutoCodec.Int…

…erner` instead of `@AutoCodec.Instantiator`.

PiperOrigin-RevId: 600869781
Change-Id: Iacf4af9ab4a109364e97ad0c2f2072807853798a

src/main/java/com/google/devtools/build/lib/skyframe/toolchains/RegisteredExecutionPlatformsValue.java

@@ -49,12 +49,16 @@ private Key(BuildConfigurationKey configurationKey) {
  this.configurationKey = configurationKey;
  }
 
- @AutoCodec.Instantiator
- @VisibleForSerialization
- static Key of(BuildConfigurationKey configurationKey) {
+ private static Key of(BuildConfigurationKey configurationKey) {
  return interner.intern(new Key(configurationKey));
  }
 
+ @VisibleForSerialization
+ @AutoCodec.Interner
+ static Key intern(Key key) {
+ return interner.intern(key);
+ }
+
  @Override
  public SkyFunctionName functionName() {
  return SkyFunctions.REGISTERED_EXECUTION_PLATFORMS;