config: add lint:fix command

Signed-off-by: Louis Greiner <[email protected]>

package.json

@@ -12,6 +12,7 @@
     "build:standalonedemo": "ng build --configuration=standalonedemo",
     "test": "ng test -c ci",
     "lint": "ng lint",
+    "lint:fix": "ng lint --fix",
     "e2e": "ng e2e",
     "generate:api": "openapi-generator-cli generate",
     "local-test": "ng test --watch --code-coverage",