No separation lines for clean logs

[soumeh01]

Addressing: Open-CMSIS-Pack/devtools#1707

The output now looks like :

$ cbuild Hello.csolution.yml -r
+----------------------------------------
(1/2) Cleaning context: "Hello.Debug+AVH"
(2/2) Cleaning context: "Hello.Release+AVH"
+----------------------------------------
(1/2) Building context: "Hello.Debug+AVH"
Building CMake target 'Hello.Debug+AVH'

[github-actions]

Dependency Review

✅ No vulnerabilities or license issues or OpenSSF Scorecard issues found.

OpenSSF Scorecard

Package	Version	Score	Details

Scanned Manifest Files

[github-actions]

Test Results

  4 files  ±0   48 suites  ±0   6s ⏱️ -1s
225 tests ±0  225 ✅ ±0  0 💤 ±0  0 ❌ ±0 
900 runs  ±0  900 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 61ca944. ± Comparison against base commit 7823e23.

[codeclimate]

Code Climate has analyzed commit 61ca944 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 76.7% (0.0% change).

View more on Code Climate.

[brondani]

LGTM