chore(deps): update ubuntu:22.04 docker digest to 6d7b5d3

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
ubuntu	digest	1b8d8ff -> 6d7b5d3

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Configuration

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[github-actions[bot]]

Test coverage for 88e77314db076f755d259dc18148f003719919a9

Name              Stmts   Miss Branch BrPart  Cover   Missing
-------------------------------------------------------------
src/charm.py        321     27     78     12    90%   186, 194-195, 207, 335->343, 376->381, 393, 581-583, 588-589, 601-603, 608-609, 621-623, 646-648, 690->exit, 700->exit, 730-736, 762->exit, 776-777, 787->exit, 801
src/database.py      30      1      8      1    95%   56
-------------------------------------------------------------
TOTAL               351     28     86     13    91%

Static code analysis report

Run started:2024-04-25 20:59:33.388408

Test results:
    No issues identified.

Code scanned:
    Total lines of code: 1984
    Total lines skipped (#nosec): 3
    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):