Merge pull request #423 from PowerShellOrg:james_build

Updated to psmodulecache@v5.1

Author: psjamesp

.github/workflows/publish.yaml

@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v2
       - name: Install and cache PowerShell modules
         id: psmodulecache
-        uses: potatoqualitee/psmodulecache@v4.5
+        uses: potatoqualitee/psmodulecache@v5.1
         with:
           modules-to-cache: BuildHelpers, PowerShellBuild, psake, PSScriptAnalyzer, platyPS
       - shell: pwsh