CLOUD-938 - Fix bundle generation scripts

[jvpasinatto]

• Update bundle generation Makefile and scripts to standardize across operators
• Add missing references for PXC 8.4

CHECKLIST

Jira

• Is the Jira ticket created and referenced properly?
• Does the Jira ticket have the proper statuses for documentation (Needs Doc) and QA (Needs QA)?
• Does the Jira ticket link to the proper milestone (Fix Version field)?

Tests

• Is an E2E test/test case added for the new feature/change?
• Are unit tests added where appropriate?
• Are OpenShift compare files changed for E2E tests (compare/*-oc.yml)?

Config/Logging/Testability

• Are all needed new/changed options added to default YAML files?
• Are all needed new/changed options added to the Helm Chart?
• Did we add proper logging messages for operator actions?
• Did we ensure compatibility with the previous version or cluster upgrade process?
• Does the change support oldest and newest supported PXC version?
• Does the change support oldest and newest supported Kubernetes version?

[gkech]

@jvpasinatto should we review this or stays in draft indeed?

[JNKPercona]

Test Name	Result	Time
auto-tuning-8-0	passed	00:19:16
backup-storage-tls-8-0	passed	00:21:44
cross-site-8-0	passed	00:35:06
custom-users-8-0	passed	00:13:08
demand-backup-cloud-8-0	passed	00:56:03
demand-backup-encrypted-with-tls-8-0	passed	00:45:50
demand-backup-8-0	passed	00:42:24
demand-backup-flow-control-8-0	passed	00:10:40
demand-backup-parallel-8-0	passed	00:09:49
demand-backup-without-passwords-8-0	passed	00:15:14
haproxy-5-7	passed	00:14:32
haproxy-8-0	passed	00:13:51
init-deploy-5-7	passed	00:16:02
init-deploy-8-0	passed	00:16:50
limits-8-0	passed	00:12:01
monitoring-2-0-8-0	passed	00:22:30
monitoring-pmm3-8-0	passed	00:17:56
one-pod-5-7	passed	00:13:55
one-pod-8-0	passed	00:15:00
pitr-8-0	passed	00:41:40
pitr-gap-errors-8-0	passed	00:56:57
proxy-protocol-8-0	passed	00:09:23
proxysql-sidecar-res-limits-8-0	passed	00:08:19
pvc-resize-5-7	passed	00:17:40
pvc-resize-8-0	passed	00:17:25
recreate-8-0	passed	00:17:05
restore-to-encrypted-cluster-8-0	passed	00:25:37
scaling-proxysql-8-0	passed	00:08:19
scaling-8-0	passed	00:10:26
scheduled-backup-5-7	passed	01:05:23
scheduled-backup-8-0	passed	01:03:05
security-context-8-0	passed	00:25:48
smart-update1-8-0	passed	00:32:07
smart-update2-8-0	passed	00:38:07
storage-8-0	passed	00:10:43
tls-issue-cert-manager-ref-8-0	passed	00:08:32
tls-issue-cert-manager-8-0	passed	00:11:52
tls-issue-self-8-0	passed	00:13:08
upgrade-consistency-8-0	passed	00:11:04
upgrade-haproxy-5-7	passed	00:23:23
upgrade-haproxy-8-0	passed	00:24:39
upgrade-proxysql-5-7	passed	00:14:31
upgrade-proxysql-8-0	passed	00:17:35
users-5-7	passed	00:24:54
users-8-0	passed	00:24:24
validation-hook-8-0	passed	00:02:00

Summary	Value
Tests Run	46/46
Job Duration	02:48:42
Total Test Time	17:16:18

commit: 7a623b1
image: perconalab/percona-xtradb-cluster-operator:PR-2154-7a623b10