High memory utilization by console pods in RHOCP 4

Issue

• The console pods on master nodes consume high amount of memory.
• The master nodes become unresponsive due to high memory utilization by console pods.
• The console pod logs flooded with below errors.

E0523 13:19:48.826269       1 proxy.go:88] Error retrieving index file for &{openshift-helm-charts  https://charts.openshift.io false 0x253e5a0}: Get "https://charts.openshift.io/index.yaml": dial tcp: lookup charts.openshift.io on 172.30.0.10:53: read tcp 10.254.x.xx:49974->172.30.0.10:53: i/o timeout
2023-05-23T13:21:56.835637410Z E0523 13:21:56.835517       1 proxy.go:88] Error retrieving index file for &{openshift-helm-charts  https://charts.openshift.io false 0x253e5a0}: Get "https://charts.openshift.io/index.yaml": dial tcp [2606:50c0:8000::153]:443: connect: network is unreachable