0.2.13-adobe-20210903

Rebased on top of upstream 0.2.13 version:

• Updating operator and cluster charts to latest version (pravega#391)
• Prevent status updates from triggering reconcile loops (pravega#385)
• Adding logging and making code look the same as create
• Updating unit test to cover create and update
• Update imagepullsecrets in service account on existing clusters/serviceaccounts
• Add omitempty to optional probe fields (pravega#386)
• Build using golang 1.16 (pravega#382)
• Use getent instead of nslookup for starting scripts (pravega#243)
• Upgrading alpine image (pravega#381)
• Automating docker images publishing (pravega#379)
• Issue 148: Configuring codecov for PR validation tasks (pravega#377)
• Issue pravega#348: trigger cluster restart via crd field (pravega#373)
• Fix containerd CVE-2021-32760 (pravega#374)
• Issue 371: Updating to latest version (pravega#372)