ci: update workflows

[amagyar-iohk]

Description:

• Delete unused workflows
• Delete unused dockerfile
• Updates identus integration repository dispatch
• Change commit analyser in semantic-release to use conventional commits
  • Changes the way changelog is generated
• Updates changelog to match conventional commit style

Checklist:

• My PR follows the contribution guidelines of this project
• My PR is free of third-party dependencies that don't comply with the Allowlist
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• I have checked the PR title to follow the conventional commit specification

[github-actions]

Integration Test Results

 23 files  ±0   23 suites  ±0   3s ⏱️ ±0s
 56 tests ±0   56 ✅ ±0  0 💤 ±0  0 ❌ ±0 
103 runs  ±0  103 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit e4422a1. ± Comparison against base commit d16da04.

♻️ This comment has been updated with latest results.

[github-actions]

Unit Test Results

105 files  ±0  105 suites  ±0   19m 46s ⏱️ - 3m 22s
889 tests ±0  881 ✅ +12  8 💤 ±0  0 ❌  - 12 
896 runs  ±0  888 ✅ +12  8 💤 ±0  0 ❌  - 12 

Results for commit 837ae77. ± Comparison against base commit 8147901.

♻️ This comment has been updated with latest results.

[coveralls]

coverage: 48.657%. remained the same
when pulling e4422a1 on ci/release-workflow
into d16da04 on main.

[yshyn-iohk]

@amagyar-iohk, can you test these changes in the branch before committing?
From my experience, when there are a lot of modifications the probability of failure is high as well :)