feat(compiler): convert text mixed with elements into createVNode calls

This ensures they are tracked as dynamic children when inside blocks.
Also guaruntees compiled vnodes always have vnode children in arrays
so that they can skip normalizeVNode safely in optimized mode.

packages/runtime-core/src/createRenderer.ts

@@ -488,7 +488,7 @@ export function createRenderer<
         }
         return // terminal
       }
-    } else if (!optimized) {
+    } else if (!optimized && dynamicChildren == null) {
       // unoptimized, full diff
       patchProps(
         el,