fix(instrumentation-hapi): change root span name to route name

[CptSchnitz]

Which problem is this PR solving?

• fixes use route as root span name in hapi instrumentation  #453

Short description of the changes

• root span is renamed once the route information is known (name is like in the express instrumentation)
• http.route attribute is also set on the root span
• added unit test to cover this

[codecov]

Codecov Report

Merging #571 (b95a87a) into main (9668b42) will decrease coverage by 0.10%.
The diff coverage is n/a.

❗ Current head b95a87a differs from pull request most recent head 478b3e6. Consider uploading reports for the commit 478b3e6 to get more accurate results

@@            Coverage Diff             @@
##             main     #571      +/-   ##
==========================================
- Coverage   94.77%   94.67%   -0.11%     
==========================================
  Files         179      166      -13     
  Lines       10946    10342     -604     
  Branches     1086      964     -122     
==========================================
- Hits        10374     9791     -583     
+ Misses        572      551      -21     

Impacted Files	Coverage Δ
...de/opentelemetry-instrumentation-hapi/src/utils.ts	100.00% <0.00%> (ø)
...entelemetry-instrumentation-hapi/test/hapi.test.ts	100.00% <0.00%> (ø)
...entation-document-load/src/enums/AttributeNames.ts
...umentation-user-interaction/src/instrumentation.ts
...lemetry-instrumentation-document-load/src/utils.ts
...etry-plugin-react-load/src/enums/AttributeNames.ts
...apackages/auto-instrumentations-web/src/version.ts
...etapackages/auto-instrumentations-web/src/utils.ts
...lugin-react-load/src/BaseOpenTelemetryComponent.ts
...metry-instrumentation-document-load/src/version.ts
... and 6 more

[dyladan]

LGTM thanks

[CptSchnitz]

@dyladan happy to help ☺️.
As long as there are issues I'll try to help.

[obecny]

lgtm

[klaemo]

Thank you so much for working on this @CptSchnitz ☺️🚀