[ISSUE #2999]Method makes literal string comparisons passing the literal as an argument [GrpcClientHandler]

[ChelseaChanu]

Fixes #2999.

Modifications

Describe the modifications you've done.

literal string comparision changed in 4 lines in handle(HttpExchange httpExchange) method in GrpcClientHandler.java

[codecov]

Codecov Report

Merging #3237 (6a4aec5) into master (a320625) will not change coverage.
The diff coverage is 0.00%.

❗ Current head 6a4aec5 differs from pull request most recent head 1cc3b8a. Consider uploading reports for the commit 1cc3b8a to get more accurate results

@@            Coverage Diff            @@
##             master    #3237   +/-   ##
=========================================
  Coverage     13.04%   13.04%           
  Complexity     1155     1155           
=========================================
  Files           549      549           
  Lines         28732    28732           
  Branches       2848     2848           
=========================================
  Hits           3749     3749           
  Misses        24660    24660           
  Partials        323      323           

Impacted Files	Coverage Δ
...tmesh/runtime/admin/handler/GrpcClientHandler.java	4.39% <0.00%> (ø)

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