Fix thread context leak on non-Vita platforms

src/Platform.c

@@ -86,9 +86,7 @@ void* ThreadProc(void* context) {
 
     ctx->entry(ctx->context);
 
-#if defined(__vita__)
-free(ctx);
-#endif
+    free(ctx);
 
 #if defined(LC_WINDOWS) || defined(__vita__) || defined(__WIIU__) || defined(__3DS__)
     return 0;