logs.path location should be explicit rather than implicit

[PradeepKiruvale]

Proposed changes

Update the default value of log.path to /var/log/tedge.
Use the log.path value as the implicit directory to write the log files. Instead of attaching tedge to it.

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Improvement (general improvements like code refactoring that doesn't explicitly fix a bug or add any new functionality)
• Documentation Update (if none of the other choices apply)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Paste Link to the issue

#2449

Checklist

• I have read the CONTRIBUTING doc
• I have signed the CLA (in all commits with git commit -s)
• I ran cargo fmt as mentioned in CODING_GUIDELINES
• I used cargo clippy as mentioned in CODING_GUIDELINES
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

Further comments

[codecov]

Codecov Report

Merging #2480 (7c2cad4) into main (5259a45) will increase coverage by 0.1%.
Report is 4 commits behind head on main.
The diff coverage is 50.0%.

Additional details and impacted files

Files	Coverage Δ
.../tedge_config/src/tedge_config_cli/tedge_config.rs	80.6% <100.0%> (-0.1%)	⬇️
crates/extensions/c8y_log_manager/src/lib.rs	88.7% <100.0%> (ø)
crates/extensions/c8y_mapper_ext/src/converter.rs	81.4% <ø> (+<0.1%)	⬆️
crates/extensions/c8y_mapper_ext/src/tests.rs	91.6% <100.0%> (ø)
crates/core/tedge/src/cli/init.rs	0.0% <0.0%> (ø)
crates/core/tedge_agent/src/agent.rs	0.0% <0.0%> (ø)
...es/core/tedge_agent/src/software_manager/config.rs	34.5% <0.0%> (ø)

... and 10 files with indirect coverage changes

[github-actions]

Robot Results

✅ Passed	❌ Failed	⏭️ Skipped	Total	Pass %	⏱️ Duration
379	0	3	379	100	59m10.824s

[reubenmiller]

Approved