CI failure on macOS runners due to `hashFiles` regression

[rami3l]

See actions/runner-images#13341 for more info.

Also reported as:

• hashFiles on macOS fails with "Fail to hash files under directory" actions/runner#4134
• https://github.com/orgs/community/discussions/180160

Influences #4614 #4617 #4618 #4619.

[rami3l]

The upstream has rolled back their images; closing until further observations.