AC-770 Migrating ContactUS package to Kotlin

[rishabh-997]

Description of what I changed

Issue I worked on

JIRA Issue: https://issues.openmrs.org/browse/AC-770

Checklist: I completed these to help reviewers :)

• My pull request only contains ONE single commit
  (the number above, next to the 'Commits' tab is 1).

• I have added tests to cover my changes. (If you refactored
  existing code that was well tested you do not have to add tests)

• All new and existing tests passed.

• My pull request is based on the latest changes of the master branch.

[rishabh-997]

This will need one more commit after Contact Screen UI pull request is merged

[codecov-commenter]

Codecov Report

Merging #752 into master will increase coverage by 0.00%.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##           master     #752   +/-   ##
=======================================
  Coverage   11.80%   11.80%           
=======================================
  Files         238      238           
  Lines       10650    10645    -5     
  Branches     1028     1028           
=======================================
  Hits         1257     1257           
+ Misses       9311     9306    -5     
  Partials       82       82           

Impacted Files	Coverage Δ
.../activities/community/contact/ContactUsActivity.kt	0.00% <0.00%> (ø)
.../activities/community/contact/ContactUsContract.kt	0.00% <0.00%> (ø)
...activities/community/contact/ContactUsPresenter.kt	0.00% <0.00%> (ø)

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[f4ww4z]

Looks good @rishabh-997