feat(aiohttp): Add sentry.is_localhost for inbound filters

[sentrivana]

Mirrors https://github.com/getsentry/relay/blob/master/relay-filter/src/localhost.rs

Part 4 of #7727

[github-actions]

Codecov Results 📊

✅ 130388 passed | ⏭️ 7185 skipped | Total: 137573 | Pass Rate: 94.78% | Execution Time: 443m 41s

📊 Comparison with Base Branch

Metric	Change
Total Tests	📉 -133
Passed Tests	📉 -196
Failed Tests	—
Skipped Tests	📈 +63

All tests are passing successfully.

✅ Patch coverage is 87.50%. Project has 2548 uncovered lines.
✅ Project coverage is 90.29%. Comparing base (e1f5e70) to head (6b8f393).

Files with missing lines (1)

File	Patch %	Lines
sentry_sdk/integrations/aiohttp.py	87.50%	⚠️ 1 Missing and 1 partials

Coverage diff

@@            Coverage Diff             @@
##        master       #PR       +/-##
==========================================
+ Coverage    90.26%    90.29%    +0.03%
==========================================
  Files          195       195         —
  Lines        26226     26234        +8
  Branches      9776      9780        +4
==========================================
+ Hits         23672     23686       +14
- Misses        2554      2548        -6
- Partials      1484      1485        +1

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