fix(runtime-core): swap client/server debug labels (#9089)

packages/runtime-core/src/hydration.ts

@@ -134,8 +134,8 @@ export function createHydrationFunctions(
             __DEV__ &&
               warn(
                 `Hydration text mismatch:` +
-                  `\n- Client: ${JSON.stringify((node as Text).data)}` +
-                  `\n- Server: ${JSON.stringify(vnode.children)}`
+                  `\n- Server rendered: ${JSON.stringify((node as Text).data)}` +
+                  `\n- Client rendered: ${JSON.stringify(vnode.children)}`
               )
             ;(node as Text).data = vnode.children as string
           }
@@ -406,8 +406,8 @@ export function createHydrationFunctions(
               `Hydration text content mismatch in <${
                 vnode.type as string
               }>:\n` +
-                `- Client: ${el.textContent}\n` +
-                `- Server: ${vnode.children as string}`
+                `- Server rendered: ${el.textContent}\n` +
+                `- Client rendered: ${vnode.children as string}`
             )
           el.textContent = vnode.children as string
         }