Resolve "Update docs to mention the need for logging into Harbor before running umbrella"

Summary

(Summarize the purpose of the MR)

Relevant logs/screenshots

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/cc @someoneelse

Closes #19 (closed)

.vscode/settings.json

@@ -7,13 +7,18 @@
         "Kustomizations",
         "Kustomize",
         "Twistlock",
+        "bigbangkey",
         "configmap",
         "configmaps",
         "fluxcd",
+        "fluxv",
         "gitops",
         "gitrepository",
+        "hashicorp",
         "helmrelease",
         "istio",
-        "registrycredentials"
+        "keysize",
+        "registrycredentials",
+        "updatekeys"
     ]
 }
\ No newline at end of file