Add new BB Base image

General MR

Summary

Add the new BB Base image with the latest tooling.

Related to https://repo1.dso.mil/platform-one/big-bang/bigbang/-/issues/825

NOTE: I am leaving the old 8.4 version since that is still used by upgrade jobs across BB.

scripts/package/synker.yaml

@@ -32,6 +32,7 @@ source:
     - registry1.dso.mil/ironbank/anchore/enterprise/enterprise:3.2.1
     - registry1.dso.mil/ironbank/anchore/enterpriseui/enterpriseui:3.2.1
     - registry1.dso.mil/ironbank/big-bang/base:8.4
+    - registry1.dso.mil/ironbank/big-bang/base:1.0.0
     - registry1.dso.mil/ironbank/gitlab/gitlab/kubectl:13.9.0
     - registry1.dso.mil/ironbank/opensource/kubernetes-1.21/kubectl:v1.21.2
     - registry1.dso.mil/ironbank/opensource/istio/install-cni:1.11.3