Update libraries.md #3074

[rahuldimri]

Updated broken link.

[codecov]

Codecov Report

Merging #3075 (c6f0e07) into main (eb55e60) will decrease coverage by 0.0%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##            main   #3075     +/-   ##
=======================================
- Coverage   76.2%   76.2%   -0.1%     
=======================================
  Files        179     179             
  Lines      11939   11939             
=======================================
- Hits        9103    9101      -2     
- Misses      2596    2598      +2     
  Partials     240     240             

Impacted Files	Coverage Δ
exporters/jaeger/jaeger.go	90.3% <0.0%> (-0.9%)	⬇️

[MrAlias]

This link is intended to be this way. The https://opentelemetry.io prefix was specifically dropped here: #2666

These files back the opentelemetry.io and are expected to have relative links to allow the communications SIG the freedom to move things without breaking this documentation.