Fix typo for mod file install destination

[zbeekman]

Thanks to @ascmplx for pointing this out. Fixes #452

Avg response time	coverage on master

Summary of changes

Install opencoarrays.mod not opencaorrays.mod

Rationale for changes

Fix transposition typo

Additional info and certifications

This pull request (PR) is a:

• Bug fix
• Feature addition
• Other, Please describe:

I certify that

• I reviewed and followed the contributing guidelines, including
  - Increasing test coverage for all feature-addition PRs
  - Increasing test coverage for all bug-fix PRs for which there
  does not already exist a related test that failed before the PR
  - At least maintaining test coverage for all other PRs
  - Ensuring that all tests pass when run locally
  - Naming PR to indicate work in progress (WIP) and to attach the PR
  to the appropriate bug report or feature request issue
  - White space (no trailing white space or white space errors may
  be introduced)
  - Commenting code where it is non-obvious and non-trivial
  - Logically atomic, self consistent and coherent commits
  - Commit message content
  - Waiting 24 hours before self-approving the PR to give another
  OpenCoarrays developer a chance to review my proposed code

[codecov]

Codecov Report

Merging #453 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #453   +/-   ##
=======================================
  Coverage   35.29%   35.29%           
=======================================
  Files           3        3           
  Lines        2105     2105           
  Branches      350      350           
=======================================
  Hits          743      743           
  Misses       1154     1154           
  Partials      208      208

[zbeekman]

LGTM