feat(aiohttp): Add http.route attribute

[alexander-alderman-webb]

Description

Set the http.route attribute on the server span in patches for aiohttp endpoints.

Issues

Reminders

• Please add tests to validate your changes, and lint your code using uv run ruff.
• Add GH Issue ID & Linear ID (if applicable)
• PR title should use conventional commit style (feat:, fix:, ref:, meta:)
• For external contributors: CONTRIBUTING.md, Sentry SDK development docs, Discord community

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[github-actions]

Codecov Results 📊

✅ 130414 passed | ❌ 1 failed | ⏭️ 7110 skipped | Total: 137525 | Pass Rate: 94.83% | Execution Time: 458m 1s

📊 Comparison with Base Branch

Metric	Change
Total Tests	📈 +11
Passed Tests	📈 +12
Failed Tests	📉 -1
Skipped Tests	—

➖ Removed Tests (1)

View removed tests

• test_continuous_profiler_auto_start_and_stop_sampled[non-experiment-gevent]
  • File: tests.profiler.test_continuous_profiler

❌ Failed Tests

test_continuous_profiler_auto_start_and_stop_sampled[experiment-thread]

File: tests.profiler.test_continuous_profiler
Suite: py3.14t-common
Error: AssertionError: profiler should not be running assert '21ba5b2933e44027a3d272c7a22b29a9' is None + where '21ba5b2933e44027a3d272c7a22b29a9' = get_profiler_id()

Stack Trace

tests/profiler/test_continuous_profiler.py:812: in test_continuous_profiler_auto_start_and_stop_sampled
    assert get_profiler_id() is None, "profiler should not be running"
E   AssertionError: profiler should not be running
E   assert '21ba5b2933e44027a3d272c7a22b29a9' is None
E    +  where '21ba5b2933e44027a3d272c7a22b29a9' = get_profiler_id()

✅ Patch coverage is 100.00%. Project has 2507 uncovered lines.
❌ Project coverage is 90.24%. Comparing base (base) to head (head).

Coverage diff

@@            Coverage Diff             @@
##          main       #PR       +/-##
==========================================
- Coverage    90.25%    90.24%    -0.01%
==========================================
  Files          193       193         —
  Lines        25677     25681        +4
  Branches      9466      9468        +2
==========================================
+ Hits         23172     23174        +2
- Misses        2505      2507        +2
- Partials      1441      1443        +2

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