[http] fix: use url.URL

[naseemkullah]

url.URL from the standard library should be used instead of the global URL which comes from the dom lib.

Signed-off-by: Naseem naseem@transit.app

Fixes #938

Seems to be the only two instances of the dom lib URL in both packages.

cc @dyladan @OlivierAlbertini

[codecov-io]

Codecov Report

Merging #960 into master will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           master     #960    +/-   ##
========================================
  Coverage   94.79%   94.80%            
========================================
  Files         259      254     -5     
  Lines       11590    11393   -197     
  Branches     1096     1081    -15     
========================================
- Hits        10987    10801   -186     
+ Misses        603      592    -11     

Impacted Files	Coverage Δ
packages/opentelemetry-plugin-http/src/http.ts	97.57% <ø> (ø)
packages/opentelemetry-plugin-redis/src/enums.ts
packages/opentelemetry-plugin-redis/src/utils.ts
packages/opentelemetry-plugin-redis/src/version.ts
...ages/opentelemetry-plugin-redis/test/redis.test.ts
packages/opentelemetry-plugin-redis/src/redis.ts