Fix publish-test.yml: Remove duplicate krb5 install, restore cache conditional

- Remove duplicate system dependencies step
- Restore cache conditional to match main branch
- Keep Python 3.10 (our change from 3.9)

Author: msrathore-db

.github/workflows/publish-test.yml

@@ -16,13 +16,6 @@ jobs:
         with:
           python-version: "3.10"
       #----------------------------------------------
-      #  -----  install system dependencies  -----
-      #----------------------------------------------
-      - name: Install system dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y libkrb5-dev
-      #----------------------------------------------
       #  -----  install & configure poetry  -----
       #----------------------------------------------
       - name: Install Poetry
@@ -42,13 +35,14 @@ jobs:
           path: .venv
           key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ github.event.repository.name }}-${{ hashFiles('**/poetry.lock') }}
       #----------------------------------------------
-      # install dependencies
+      # install dependencies if cache does not exist
       #----------------------------------------------
       - name: Install Kerberos system dependencies
         run: |
           sudo apt-get update
           sudo apt-get install -y libkrb5-dev
       - name: Install dependencies
+        if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
         run: poetry install --no-interaction --no-root
       #----------------------------------------------
       # Get the current version and increment it (test-pypi requires a unique version number)