Fix: add missing image specifier in 'lava-callback' and 'kcidb' services, remove useless volume mount

Signed-off-by: Simone Tollardo <tollsimy.dev@protonmail.com>

Author: tollsimy

docker-compose-kcidb.yaml

@@ -9,6 +9,7 @@ services:
 
   kcidb:
     container_name: 'kernelci-pipeline-kcidb'
+    image: 'kernelci/staging-kernelci:pipeline'
     env_file: ['.env']
     stop_signal: 'SIGINT'
     networks: ['kcidb']
@@ -18,7 +19,7 @@ services:
       - 'run'
       - '--name=pipeline_kcidb'
     volumes:
-      - './src:/home/kernelci/pipeline'
+#      - './src:/home/kernelci/pipeline'
       - './config:/home/kernelci/config'
       - './data/kcidb:/home/kernelci/data/kcidb'
       - './logs:/home/kernelci/logs'

docker-compose-lava.yaml

@@ -10,14 +10,15 @@ services:
   lava-callback:
     container_name: 'kernelci-pipeline-lava-callback'
     networks: ['lava-callback']
+    image: 'kernelci/staging-kernelci:lava-callback'
     env_file: ['.env']
     ports:
       - '${LAVA_CALLBACK_PORT:-8100}:8000'
     # With Werkzeug development server, not suitable for a public instance
     command:
       - './src/lava_callback.py'
     volumes:
-      - './src:/home/kernelci/pipeline'
+#      - './src:/home/kernelci/pipeline'
       - './config:/home/kernelci/config'
       - './data/ssh:/home/kernelci/data/ssh'
     restart: on-failure