Limit clone/view stats to repos with push access

[ludeeus]

Breaking change

Proposed change

The views/clones stats that was added in #33300 require push access to the repo.
This PR, limits the fetching of those stats to only be gathered if the user has push access to the repo.

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
• New feature (which adds functionality to an existing integration)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Example entry for configuration.yaml:

# Example configuration.yaml
sensor:
  - platform: github
    access_token: "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
    repositories:
      - path: "home-assistant/actions"
      - path: "hacs/bot"

Additional information

• This PR fixes or closes issue: fixes Github Sensor Error in 0.109.0b0 #34564
• This PR is related to issue:
• Link to documentation pull request:

I do not have push access to "home-assistant/core", but have it to "hacs/bot".

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the development checklist
• The code has been formatted using Black (black --fast homeassistant tests)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

If the code communicates with devices, web services, or third-party tools:

• The manifest file has all fields filled out correctly.
  Updated and included derived files by running: python3 -m script.hassfest.
• New or updated dependencies have been added to requirements_all.txt.
  Updated by running python3 -m script.gen_requirements_all.
• Untested files have been added to .coveragerc.

The integration reached or maintains the following Integration Quality Scale:

• No score or internal
• 🥈 Silver
• 🥇 Gold
• 🏆 Platinum