Give CODEOWNERS file an owner in CODEOWNERS (Azure#46205)

* Give CODEOWNERS file an owner in CODEOWNERS

* Remove a blank line, that already existed, because it'll make Jesse both warm and fuzzy

Author: JimSuplizio

.github/CODEOWNERS

@@ -1060,7 +1060,6 @@
 # PRLabel: %Spring App Discovery
 /sdk/springappdiscovery/Azure.ResourceManager.*/                   @sunkun99 @archerzz @ArcturusZhang @ArthurMa1978
 
-
 # ServiceLabel: %Spring App Discovery %Mgmt
 # ServiceOwners:                                                   @sunkun99
 
@@ -1075,7 +1074,7 @@
 /eng/common/                                                       @Azure/azure-sdk-eng
 /eng/mgmt/                                                         @ArthurMa1978 @m-nash
 /.github/workflows/                                                @Azure/azure-sdk-eng
-
+/.github/CODEOWNERS                                                @jsquire @Azure/azure-sdk-eng
 /.config/1espt/                                                    @benbp @weshaggard
 
 # Add owners for notifications for specific pipelines