further emphasize need to restart domain after changes

Author: Tom Barnes

site/config-overrides.md

@@ -7,9 +7,9 @@
 * [Typical overrides](#typical-overrides)
 * [Unsupported overrides](#unsupported-overrides)
 * [Override template names and syntax](#override-template-names-and-syntax)
-  * [Override template names](##override-template-names)
-  * [Override template macros](##override-template-macros)
-  * [Override template samples](##override-template-samples)
+  * [Override template names](#override-template-names)
+  * [Override template macros](#override-template-macros)
+  * [Override template samples](#override-template-samples)
 * [Step-by-step guide](#step-by-step-guide)
 * [Debugging](#debugging)
 * [Internal design flow](#internal-design-flow)