fix(github): adjust workflows docker images

Signed-off-by: Elizabeth Danzberger <[email protected]>

[skip ci]

.github/workflows/integration.yml

@@ -137,7 +137,7 @@ jobs:
           MYSQL_ROOT_PASSWORD: rootpassword
         options: --health-cmd="mysqladmin ping" --health-interval 5s --health-timeout 2s --health-retries 5
       collabora:
-        image: ghcr.io/juliushaertl/nextcloud-dev-code:latest
+        image: ghcr.io/juliusknorr/nextcloud-dev-code:latest
         env:
           extra_params: '--o:ssl.enable=false'
           aliasgroup1: 'http://nextcloud'
@@ -218,7 +218,7 @@ jobs:
           POSTGRES_DB: nextcloud
         options: --health-cmd pg_isready --health-interval 5s --health-timeout 2s --health-retries 5
       collabora:
-        image: ghcr.io/juliushaertl/nextcloud-dev-code:latest
+        image: ghcr.io/juliusknorr/nextcloud-dev-code:latest
         env:
           extra_params: '--o:ssl.enable=false'
           aliasgroup1: 'http://nextcloud'
@@ -309,7 +309,7 @@ jobs:
           --health-timeout 5s
           --health-retries 10
       collabora:
-        image: ghcr.io/juliushaertl/nextcloud-dev-code:latest
+        image: ghcr.io/juliusknorr/nextcloud-dev-code:latest
         env:
           extra_params: '--o:ssl.enable=false'
           aliasgroup1: 'http://nextcloud'