Refractor module along with opentelemetry version update

[NipunaMadhushan]

Purpose

$subject

Fixes ballerina-platform/ballerina-library#6242

Fixes #163

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 12 lines in your changes are missing coverage. Please review.

Project coverage is 0.00%. Comparing base (9d7db7b) to head (350bb2c).
Report is 4 commits behind head on main.

❗ Current head 350bb2c differs from pull request most recent head 3a62082. Consider uploading reports for the commit 3a62082 to get more accurate results

Files	Patch %	Lines
...erve/trace/jaeger/sampler/RateLimitingSampler.java	0.00%	12 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #164       +/-   ##
============================================
- Coverage     83.33%   0.00%   -83.34%     
============================================
  Files             3       3               
  Lines            60      66        +6     
  Branches          5       5               
============================================
- Hits             50       0       -50     
- Misses            5      66       +61     
+ Partials          5       0        -5     

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