chore: Update validate-pr workflow

[stephanie-anderson]

Update validate-pr action to getsentry/github-workflows@71588dd.

Changes included:

• Skip all checks when a maintainer reopens a PR (feat(validate-pr): Skip all checks when a maintainer reopens a PR github-workflows#161)
• Skip checks for users with write access (feat(validate-pr): Skip checks for users with write access github-workflows#162)

[github-actions]

Semver Impact of This PR

🟢 Patch (bug fixes)

📋 Changelog Preview

This is how your changes will appear in the changelog.
Entries from this PR are highlighted with a left border (blockquote style).

---

Internal Changes 🔧

Deps

• Update Native SDK to v0.13.4 by github-actions in #621
• Update Sentry Android to v8.37.1 by github-actions in #616
• Update Sentry JavaScript to v10.46.0 by github-actions in #615
• Update Sentry Android to v8.37.0 by github-actions in #614
• Update gdUnit 4 to v6.1.2 by github-actions in #610
• Bump json from 2.18.0 to 2.19.2 by dependabot in #604
• Update Cocoa SDK to v9.8.0 by github-actions in #605
• Update Sentry JavaScript to v10.45.0 by github-actions in #607
• Update Native SDK to v0.13.3 by github-actions in #606

Other

• (deps-dev) Bump picomatch from 2.3.1 to 2.3.2 in /src/sentry/javascript/bridge by dependabot in #617
• (web) Adapt and run E2E tests on Web platform by limbonaut in #611

• Update validate-pr workflow by stephanie-anderson in #625

• Add PR validation workflow by stephanie-anderson in #618
• Pin GitHub Actions to full-length commit SHAs by joshuarli in #612
• Add E2E tests for structured logs and metrics by limbonaut in #602
• Stabilize flaky SauceLabs integration tests by limbonaut in #601

---

_{🤖 This preview updates automatically when you update the PR.}