docs($templateCache): use GFM example format rather than <pre> tags

jesselpalmer · caitp · commit 2ca6d650e8a1 · 2014-03-17T20:12:00.000-04:00
Updated example formatting. Closes angular#6068
diff --git a/src/ng/cacheFactory.js b/src/ng/cacheFactory.js
@@ -208,17 +208,13 @@ function $CacheFactoryProvider() {
  * `$templateCache` service directly.
  *
  * Adding via the `script` tag:
+ * 
  * ```html
- * <html ng-app>
- * <head>
- * <script type="text/ng-template" id="templateId.html">
- *   This is the content of the template
- * </script>
- * </head>
- *   ...
- * </html>
+ *   <script type="text/ng-template" id="templateId.html">
+ *     <p>This is the content of the template</p>
+ *   </script>
  * ```
- *
+ * 
  * **Note:** the `script` tag containing the template does not need to be included in the `head` of
  * the document, but it must be below the `ng-app` definition.
  *
