chore: remove npm ls job

this job was allowed to fail and only used for debugging purpose in the past.
Therefore it will be removed.

closes #507

Author: d-koppenhagen

.github/workflows/static.yml

@@ -44,11 +44,6 @@ jobs:
             ${{ runner.os }}-build-
             ${{ runner.os }}-
 
-      - if: ${{ steps.cache-npm.outputs.cache-hit != 'true' }}
-        name: List the state of node modules
-        continue-on-error: true
-        run: npm list
-
       - name: Install dependencies
         run: npm ci