docs: use consistent indentation in examples (#19342)

docs/1.getting-started/5.seo-meta.md

@@ -103,6 +103,7 @@ use the computed getter syntax, the same as `useHead`.
 ```vue{}[app.vue]
 <script setup lang="ts">
 const data = useFetch(() => $fetch('/api/example'))
+
 useServerSeoMeta({
   ogTitle: () => `${data.value?.title} - My Site`,
   description: () => data.value?.description,
@@ -191,10 +192,11 @@ It's recommended to use computed getters (`() => {}`) over computed (`computed((
   <script setup>
   const desc = ref('My amazing site.')
   </script>
+  
   <template>
-  <div>
-    <Meta name="description" :content="desc" />
-  </div>
+    <div>
+      <Meta name="description" :content="desc" />
+    </div>
   </template>
   ```
 
@@ -212,11 +214,11 @@ If you want to use a function (for full control), then this cannot be set in you
 
   ```vue [useHead]
   <script setup lang="ts">
-    useHead({
-      titleTemplate: (titleChunk) => {
-        return titleChunk ? `${titleChunk} - Site Title` : 'Site Title';
-      }
-    })
+  useHead({
+    titleTemplate: (titleChunk) => {
+      return titleChunk ? `${titleChunk} - Site Title` : 'Site Title';
+    }
+  })
   </script>
   ```
 
@@ -282,17 +284,17 @@ In the example below, `titleTemplate` is set either as a string with the `%s` pl
 
 ```vue [app.vue]
 <script setup>
-  useHead({
-    // as a string,
-    // where `%s` is replaced with the title
-    titleTemplate: '%s - Site Title',
-    // ... or as a function
-    titleTemplate: (productCategory) => {
-      return productCategory
-        ? `${productCategory} - Site Title`
-        : 'Site Title'
-    }
-  })
+useHead({
+  // as a string,
+  // where `%s` is replaced with the title
+  titleTemplate: '%s - Site Title',
+  // ... or as a function
+  titleTemplate: (productCategory) => {
+    return productCategory
+      ? `${productCategory} - Site Title`
+      : 'Site Title'
+  }
+})
 </script>
 ```
 
@@ -324,10 +326,10 @@ The example below shows how you might enable Google Fonts using either the `link
 
   ```vue [Components]
   <template>
-  <div>
-    <Link rel="preconnect" href="https://fonts.googleapis.com" />
-    <Link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Roboto&display=swap" crossorigin="" />
-  </div>
+    <div>
+      <Link rel="preconnect" href="https://fonts.googleapis.com" />
+      <Link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Roboto&display=swap" crossorigin="" />
+    </div>
   </template>
   ```