Bump test/fixtures/prism from 41332e7 to 7f62971

Bumps [test/fixtures/prism](https://github.com/ruby/prism) from `41332e7` to `7f62971`.
- [Release notes](https://github.com/ruby/prism/releases)
- [Commits](ruby/prism@41332e7...7f62971)

---
updated-dependencies:
- dependency-name: test/fixtures/prism
  dependency-version: 7f629710524c14baf81e4d2dbec904c3c8588235
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]