Add issue templates

[jenna-tomkinson]

modified from EmbeddedArtistry

Description

In this PR, I created YML files that are issue templates for PyCytominer to standardize the issue intake.

This PR is in relation to issue #226.

What is the nature of your change?

• Bug fix (fixes an issue).
• Enhancement (adds functionality).
• Breaking change (fix or feature that would cause existing functionality to not work as expected).
• This change requires a documentation update.

Checklist

• I have read the CONTRIBUTING.md guidelines.
• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• New and existing unit tests pass locally with my changes.
• I have added tests that prove my fix is effective or that my feature works.
• I have deleted all non-relevant text in this pull request template.

[codecov-commenter]

Codecov Report

Merging #296 (a83cb0e) into master (e4c4165) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #296   +/-   ##
=======================================
  Coverage   95.12%   95.12%           
=======================================
  Files          57       57           
  Lines        3057     3057           
=======================================
  Hits         2908     2908           
  Misses        149      149           

Flag	Coverage Δ
unittests	95.12% <ø> (ø)

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[jenna-tomkinson]

@gwaybio @axiomcura

I just realized I don't have access to adding reviewers to this PR.

[axiomcura]

LGTM! Added some suggestions, feel free to ask me anything!

[jenna-tomkinson]

@axiomcura Thank you for the review!

@d33bs or @gwaybio Please let me know if either of you can review since I assume both of you have write access.

[gwaybio]

LGTM! Please make the following changes and tag me when you do. I'll then merge. Thanks!

[jenna-tomkinson]

@gwaybio I have addressed all comments. This should be good to go for merging. Thank you!