Updated package path since its case sensitive

[tamilmani1989]

What this PR does / why we need it:
Updated package path since its case sensitive.

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #

Special notes for your reviewer:

Release note:

[codecov]

Codecov Report

Merging #429 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #429   +/-   ##
=======================================
  Coverage   52.66%   52.66%           
=======================================
  Files          28       28           
  Lines        4022     4022           
=======================================
  Hits         2118     2118           
  Misses       1631     1631           
  Partials      273      273

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[jaer-tsun]

/lgtm