Update "getting started" docs link

[jsimpso]

Fixes #73

Overview

Fix documentation link.

Rationale

Existing link is oudtdated and 404's.

Juju Events Changes

N/A

Module Changes

N/A

Library Changes

N/A

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)

Largely N/A, single trivial documentation link update.

[arturo-seijas]

Thanks!

[yanksyoon]

/canonical/self-hosted-runners/run-workflows 419389a

[gregory-schiano]

LGTM

[yanksyoon]

/canonical/self-hosted-runners/run-workflows cb64b1c

[yanksyoon]

/canonical/self-hosted-runners/run-workflows bce1401

[yanksyoon]

/canonical/self-hosted-runners/run-workflows a01860d

[jdkandersson]

@yanksyoon I retriggered the tests, not sure if this should be passing now?

[jdkandersson]

/canonical/self-hosted-runners/run-workflows 01bd5a8

[github-actions]

Test coverage for 01bd5a8

Name               Stmts   Miss Branch BrPart  Cover   Missing
--------------------------------------------------------------
src/actions.py        29      0      4      0   100%
src/agent.py          93      0     12      0   100%
src/charm.py          91      0     14      0   100%
src/cos.py            21      0      0      0   100%
src/ingress.py         9      0      0      0   100%
src/jenkins.py       323      0     58      0   100%
src/state.py         114      0     26      0   100%
src/timerange.py      31      0      6      0   100%
--------------------------------------------------------------
TOTAL                711      0    120      0   100%

Static code analysis report

Run started:2024-01-03 06:21:20.171418

Test results:
  No issues identified.

Code scanned:
  Total lines of code: 5661
  Total lines skipped (#nosec): 4
  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):

[jdkandersson]

I think we saw the issue of not being able to upload rocks to ghcr.io on other PRs from forks - I don't think there is much we can do. Since it is a change to the readme I'll merge without the checks passing