Fix typo metadata-syntax-for-github-actions.md

Fix typo for metadata-syntax-for-github-actions#outputs-for-composite-run-steps-actions

Author: cassshh

content/actions/creating-actions/metadata-syntax-for-github-actions.md

@@ -116,7 +116,7 @@ runs:
 ```
 {% endraw %}
 
-#### **`outputs.<output_id.value>`**
+#### **`outputs.<output_id>.value`**
 **Required** The value that the output parameter will be mapped to. You can set this to a `string` or an expression with context. For example, you can use the `steps` context to set the `value` of an output to the output value of a step.
 
 For more information on how to use context and expression syntax, see "[Context and expression syntax for {% data variables.product.prodname_actions %}](/actions/reference/context-and-expression-syntax-for-github-actions)".