cache: fix setting enum size

cache/src/main/java/net/runelite/cache/definitions/loaders/EnumLoader.java

@@ -80,6 +80,7 @@ public class EnumLoader
 					keys[index] = is.readInt();
 					stringVals[index] = is.readString();
 				}
+				def.setSize(size);
 				def.setKeys(keys);
 				def.setStringVals(stringVals);
 				break;
@@ -94,6 +95,7 @@ public class EnumLoader
 					keys[index] = is.readInt();
 					intVals[index] = is.readInt();
 				}
+				def.setSize(size);
 				def.setKeys(keys);
 				def.setIntVals(intVals);
 				break;

cache/src/test/java/net/runelite/cache/EnumDumperTest.java

@@ -46,7 +46,7 @@ public class EnumDumperTest
 {
 	private static final Logger logger = LoggerFactory.getLogger(EnumDumperTest.class);
 
-	private Gson gson = new GsonBuilder().setPrettyPrinting().create();
+	private final Gson gson = new GsonBuilder().setPrettyPrinting().create();
 
 	@Rule
 	public TemporaryFolder folder = StoreLocation.getTemporaryFolder();