In CODEOWNERS, restore erroneously removed `/eng/pipelines/aggregat…

…e-reports.yml` path (#24841)

For context, see:
-
#24621 (review)

Related PR:
- Azure/azure-sdk-tools#5088

.github/CODEOWNERS

@@ -16,9 +16,6 @@
 /documentation/ @jeremymeng
 /samples/       @jeremymeng
 
-# Add owners for notifications for specific pipelines
-/eng/pipelines/aggregate-reports.yml @jeremymeng @xirzec
-
 ################
 # Automation
 ################
@@ -1475,3 +1472,6 @@
 /**/tsconfig.json @witemple-msft @deyaaeldeen
 /**/tsconfig.strict.json @deyaaeldeen
 /.scripts/ @mikeharder @ckairen
+
+# Add owners for notifications for specific pipelines
+/eng/pipelines/aggregate-reports.yml         @xirzec @jeremymeng