fix(runtime-core): fix slot fragment bail check

Author: yyx990803

packages/runtime-core/src/renderer.ts

@@ -913,7 +913,11 @@ function baseCreateRenderer(
         optimized
       )
     } else {
-      if (patchFlag & PatchFlags.STABLE_FRAGMENT && dynamicChildren) {
+      if (
+        patchFlag > 0 &&
+        patchFlag & PatchFlags.STABLE_FRAGMENT &&
+        dynamicChildren
+      ) {
         // a stable fragment (template root or <template v-for>) doesn't need to
         // patch children order, but it may contain dynamicChildren.
         patchBlockChildren(