ibm power only support 8.x.x and reset agent pins

Author: nammn

docker/mongodb-agent/Dockerfile.atomic

@@ -1,4 +1,4 @@
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.0.0 AS tools_downloader
+FROM registry.access.redhat.com/ubi9/ubi-minimal AS tools_downloader
 
 ARG TARGETPLATFORM
 ARG mongodb_tools_url
@@ -23,7 +23,7 @@ RUN case ${TARGETPLATFORM} in \
 RUN tar xfz /tools/mongodb_tools.tgz --directory /tools \
     && rm /tools/mongodb_tools.tgz
 
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.0.0 AS agent_downloader
+FROM registry.access.redhat.com/ubi9/ubi-minimal AS agent_downloader
 
 ARG TARGETPLATFORM
 ARG mongodb_agent_url
@@ -51,7 +51,7 @@ RUN tar xfz /agent/mongodb_agent.tgz \
     && rm /agent/mongodb_agent.tgz \
     && rm -r mongodb-mms-automation-agent-*
 
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.0.0
+FROM registry.access.redhat.com/ubi9/ubi-minimal
 
 ARG TARGETARCH
 

scripts/dev/contexts/e2e_static_smoke_ibm_power

@@ -13,4 +13,5 @@ export OPS_MANAGER_REGISTRY=268558157000.dkr.ecr.us-east-1.amazonaws.com/dev
 CUSTOM_OM_VERSION=$(grep -E "^\s*-\s*&ops_manager_70_latest\s+(\S+)\s+#" <"${script_dir}"/../../../.evergreen.yml | awk '{print $3}')
 export CUSTOM_OM_VERSION
 export MDB_DEFAULT_ARCHITECTURE=static
-
+# MDB doesn't support power for 7.x.x
+export CUSTOM_MDB_VERSION=8.0.12