Update code level metric default

Author: zsistla

src/content/docs/apm/agents/php-agent/configuration/php-agent-configuration.mdx

@@ -3939,7 +3939,7 @@ This section lists the settings that affect the reporting of code-level metrics.
           </th>
 
           <td>
-            `true`
+            `false`
           </td>
         </tr>
       </tbody>
@@ -3949,7 +3949,8 @@ This section lists the settings that affect the reporting of code-level metrics.
 
     <Callout variant="important">
       The `newrelic.code_level_metrics.enabled` INI variable was added in the 10.4.0.316 release and was disabled by default.
-      Code-level metrics are enabled by default starting with version 10.6.0.
+      Code-level metrics are enabled by default for versions 10.6.0 - 11.10.0.
+      Code-level metrics are disabled by default starting with version 12.0.0.
     </Callout>
   </Collapser>