`golang` component upgrade test plan

Test plan

QA tests passed for FIPS and non FIPS builds, including triggering the build-package-on-all-os job
Confirmed build was done with desired version of go strings /opt/gitlab/embedded/bin/gitaly | grep 'go1\.' | tail -1
Confirmed Omnibus-built services that are owned by distribution are working
- prometheus - (is scraping metrics)
```
curl 'localhost:9090/api/v1/query?query=up'
```
- pgbouncer exporter - (metrics endpoint returns data)
  1. Configured pgbouncer using https://docs.gitlab.com/ee/administration/postgresql/pgbouncer.html
  2. Run:
```
curl http://localhost:9188/metrics
```
- redis-exporter - (metrics endpoint returns data)
```
curl http://localhost:9121/metrics
```
- postgres-exporter - (metrics endpoint returns data)
```
curl http://localhost:9187/metrics
```
- node-exporter - (metrics endpoint returns data)
```
curl http://localhost:9100/metrics
```
- alertmanager - (test trigger an alert)
  1. Set prometheus['listen_address'] = '0.0.0.0:9090' in /etc/gitlab/gitlab.rb and run sudo gitlab-ctl reconfigure.
  2. Shut down gitaly service:
```
gitlab-ctl stop gitaly
```
  3. Wait 5 minutes and check prometheus console http://<gitlab host>:9090/alerts?search= for service down alert.
  4. Start gitaly service:
```
gitlab-ctl start gitaly
```
  5. Wait 5 minutes and check prometheus console http://<gitlab host>:9090/alerts?search= for service back up.