MOB-3851 - Prepare for 3.4.0

[Ayyanchira]

🔹 Jira Ticket(s) if any

[* MOB-3851](https://iterable.atlassian.net/browse/MOB-3851)

✏️ Description

Prepare to release 3.4.0

[codecov]

Codecov Report

Merging #416 (b510cfa) into master (873708f) will increase coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #416      +/-   ##
==========================================
+ Coverage   67.16%   67.18%   +0.02%     
==========================================
  Files          63       63              
  Lines        3822     3822              
  Branches      445      445              
==========================================
+ Hits         2567     2568       +1     
- Misses        991      992       +1     
+ Partials      264      262       -2     

Impacted Files	Coverage Δ
...in/java/com/iterable/iterableapi/IterableUtil.java	65.00% <0.00%> (-2.50%)	⬇️
...ain/java/com/iterable/iterableapi/IterableApi.java	65.02% <0.00%> (+0.25%)	⬆️
...com/iterable/iterableapi/IterableInAppManager.java	88.57% <0.00%> (+0.47%)	⬆️
.../iterable/iterableapi/IterableActivityMonitor.java	95.08% <0.00%> (+3.27%)	⬆️

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[davidtruong]

LGTM