docs(webhook_listeners): adapt codeowners

Signed-off-by: Jana Peper <jana.peper@nextcloud.com>

Author: janepie

.github/CODEOWNERS

@@ -55,7 +55,7 @@ package-lock.json                             @nextcloud/server-dependabot
 /apps/user_ldap/appinfo/info.xml              @come-nc @blizzz
 /apps/user_status/appinfo/info.xml            @Antreesy @nickvergessen
 /apps/weather_status/appinfo/info.xml         @julien-nc @juliusknorr
-/apps/webhook_listeners/appinfo/info.xml      @come-nc @julien-nc
+/apps/webhook_listeners/appinfo/info.xml      @janepie @julien-nc
 /apps/workflowengine/appinfo/info.xml         @blizzz @juliusknorr
 
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