docs: fix character code in expression example (Product Based Business Ideas)

* docs: fix character code in expression example Add '\' prefix so character code is rendered literally, not as the character it represents. * docs: format readme.md Run `ng-dev format files` on readme.md.

Author: Choose Best Credit Card

packages/angular_devkit/schematics/README.md

@@ -124,7 +124,7 @@ The system operates on placeholders defined inside files or their paths as loade
 | Placeholder | Description |
 | ------------------- | ------------------------------------------------------------------------------------------------------------------------------------------- |
 | `<%= expression %>` | Replaced with the result of the call of the given expression. This only supports direct expressions, no structural (for/if/...) JavaScript. |
-| `<%- expression %>` | Same as above, but the value of the result will be escaped for HTML when inserted (i.e. replacing '<' with '&lt;')  |
+| `<%- expression %>` | Same as above, but the value of the result will be escaped for HTML when inserted (i.e. replacing '<' with '\&lt;') |
 | `<% inline code %>` | Inserts the given code into the template structure, allowing to insert structural JavaScript. |
 | `<%# text %>` | A comment, which gets entirely dropped. |