Add support for custom tags at queue level

[chenwany]

Description of changes

• Add support for Tags section under queue level.

Scheduling:
  Scheduler: slurm
  SlurmQueues:
    - Name: compute
      Tags:
        - Key: mytag1
          Value: myvalue1

• The tags section under queue level support queue update strategy

Tests

• Unit tests
• Manually test

References

• Link to related PRs in other packages (i.e. cookbook, node).
• Link to documentation useful to understand the changes.

Checklist

• Make sure you are pointing to the right branch and add a label in the PR title (i.e. 2.x vs 3.x)
• Check all commits' messages are clear, describing what and why vs how.
• Make sure to have added unit tests or integration tests to cover the new/modified code.
• Check if documentation is impacted by this change.

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By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov]

Codecov Report

Merging #5158 (8208044) into develop (0780514) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop    #5158      +/-   ##
===========================================
+ Coverage    89.59%   89.61%   +0.02%     
===========================================
  Files          174      175       +1     
  Lines        15051    15085      +34     
===========================================
+ Hits         13485    13519      +34     
  Misses        1566     1566              

Impacted Files	Coverage Δ
cli/src/pcluster/config/cluster_config.py	95.54% <100.00%> (+0.02%)	⬆️
cli/src/pcluster/schemas/cluster_schema.py	98.78% <100.00%> (+0.01%)	⬆️
cli/src/pcluster/templates/cdk_builder_utils.py	96.80% <100.00%> (ø)
cli/src/pcluster/templates/queue_group_stack.py	98.64% <100.00%> (+0.09%)	⬆️
cli/src/pcluster/validators/tags_validators.py	100.00% <100.00%> (ø)

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[davprat]

Looks good