Set dependabot to fix the package.json file in addition to the lock file

.github/dependabot.yml

@@ -1,6 +1,7 @@
 version: 2
 updates:
   - package-ecosystem: npm
+    versioning-strategy: increase
     directory: "/backend"
     schedule:
       interval: daily
@@ -14,6 +15,7 @@ updates:
 
   - package-ecosystem: npm
     directory: "/frontend"
+    versioning-strategy: increase
     schedule:
       interval: daily
     open-pull-requests-limit: 10