Migrate deprecated promlog to promslog

[marinafrank]

Description

Bumped to go v1.22. Replaced promlog with promslog due to deprecation

Type of change

Please delete options that are not relevant.

• Breaking change (fix or feature that would cause existing functionality to not work as expected)

How Has This Been Tested?

make local-build
dist/oracledb_exporter-0.6.0.linux-amd64/oracledb_exporter --custom.metrics=./custom-metrics-example/custom-metrics.yaml --log.level debug
curl http://localhost:9161/metrics

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings (rephrased existing ones)
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• Updated version in Makefile respecting semver v2