fix: goagent gosec issues

[tim-mwangi]

Description

Fix gosec issues

[codecov]

Codecov Report

Attention: Patch coverage is 14.28571% with 6 lines in your changes missing coverage. Please review.

Project coverage is 58.52%. Comparing base (e89d845) to head (42efe3d).
Report is 41 commits behind head on main.

Files with missing lines	Patch %	Lines
instrumentation/opencensus/init.go	0.00%	3 Missing ⚠️
sdk/instrumentation/net/http/attributes.go	25.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #215      +/-   ##
==========================================
- Coverage   59.19%   58.52%   -0.67%     
==========================================
  Files          55       55              
  Lines        2235     2240       +5     
==========================================
- Hits         1323     1311      -12     
- Misses        854      869      +15     
- Partials       58       60       +2     

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[tim-mwangi]

Closing this one