Bump version of analysis-pom to 4.1.0 (and codingstyle to 1.4.0)

[uhafner]

Replace Nullable with CheckForNull: CheckForNull is now supported by NullAway as well.

[codecov]

Codecov Report

Merging #35 into master will increase coverage by 37.66%.
The diff coverage is 100.00%.

@@              Coverage Diff              @@
##             master      #35       +/-   ##
=============================================
+ Coverage     37.66%   75.33%   +37.66%     
- Complexity       58       94       +36     
=============================================
  Files             7        7               
  Lines           300      300               
  Branches         32       32               
=============================================
+ Hits            113      226      +113     
+ Misses          176       52      -124     
- Partials         11       22       +11     

Impacted Files	Coverage Δ	Complexity Δ
...s/plugins/checks/github/GitHubChecksPublisher.java	90.90% <ø> (+66.66%)	5.00 <0.00> (+2.00)
...ns/checks/github/GitHubSCMSourceChecksContext.java	89.47% <ø> (ø)	15.00 <0.00> (ø)
...ins/plugins/checks/github/GitSCMChecksContext.java	53.48% <ø> (+41.86%)	14.00 <0.00> (+12.00)
...va/io/jenkins/plugins/checks/github/SCMFacade.java	61.36% <ø> (+43.18%)	15.00 <0.00> (+8.00)
...ins/plugins/checks/github/GitHubChecksContext.java	100.00% <100.00%> (ø)	14.00 <1.00> (ø)
...ns/checks/github/GitHubChecksPublisherFactory.java	90.47% <0.00%> (+19.04%)	11.00% <0.00%> (+3.00%)
...ins/plugins/checks/github/GitHubChecksDetails.java	70.21% <0.00%> (+53.19%)	20.00% <0.00%> (+11.00%)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update e9ab753...7b151f3. Read the comment docs.