install Ubuntu dependencies for all versions, not just 'latest'

Author: jlwalke2

.github/workflows/build-test-deploy.yml

@@ -36,7 +36,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Install dependencies (Ubuntu)
-        if: matrix.os-version == 'ubuntu-latest'
+        if: startsWith(matrix.os-version, 'ubuntu')
         run: |
           sudo apt-get update
           sudo apt-get install build-essential libkrb5-dev