chore(deps): update dependency cosl to v0.0.51

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
cosl	==0.0.50 -> ==0.0.51

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Release Notes

canonical/cos-lib (cosl)

v0.0.51

Compare Source

What's Changed

• fix: don't run chmod on cos-tool by @​sed-i in https://github.com/canonical/cos-lib/pull/116

Full Changelog: canonical/cos-lib@0.0.50...0.0.51

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Configuration

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• If you want to rebase/retry this PR, check this box

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[github-actions]

Test coverage for 8ca075d

Name            Stmts   Miss Branch BrPart  Cover   Missing
-----------------------------------------------------------
src/charm.py      188     11     28      6    92%   169-171, 194, 202, 206, 224, 228, 253, 330, 355
src/maubot.py      31      4      2      1    85%   53, 84-86
-----------------------------------------------------------
TOTAL             219     15     30      7    91%

Static code analysis report

Run started:2025-01-16 14:46:28.237859

Test results:
  No issues identified.

Code scanned:
  Total lines of code: 1148
  Total lines skipped (#nosec): 1
  Total potential issues skipped due to specifically being disabled (e.g., #nosec BXXX): 0

Run metrics:
  Total issues (by severity):
  	Undefined: 0
  	Low: 0
  	Medium: 0
  	High: 0
  Total issues (by confidence):
  	Undefined: 0
  	Low: 0
  	Medium: 0
  	High: 0
Files skipped (0):