chore: manage maubot updates via renovate

[amandahla]

Applicable spec:

Overview

Use Renovate to monitor new Maubot releases.

Rationale

Keep workload updated.

Juju Events Changes

Module Changes

Library Changes

Checklist

• The charm style guide was applied
• The contributing guide was applied
• The changes are compliant with ISD054 - Managing Charm Complexity
• The documentation is generated using src-docs
• The documentation for charmhub is updated
• The PR is tagged with appropriate label (urgent, trivial, complex)

No CH available.

[github-actions]

Test coverage for 1362849

Name           Stmts   Miss Branch BrPart  Cover   Missing
----------------------------------------------------------
src/charm.py      75      5     10      2    92%   104, 108, 117, 138, 141
----------------------------------------------------------
TOTAL             75      5     10      2    92%

Static code analysis report

Run started:2024-10-07 20:48:08.703159

Test results:
  No issues identified.

Code scanned:
  Total lines of code: 344
  Total lines skipped (#nosec): 0
  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):