feat: sampling

[bruno-garcia]

No description provided.

[codecov-io]

Codecov Report

Merging #73 into master will increase coverage by 0.35%.
The diff coverage is 87.5%.

@@             Coverage Diff              @@
##             master      #73      +/-   ##
============================================
+ Coverage     48.53%   48.89%   +0.35%     
- Complexity      340      349       +9     
============================================
  Files            59       59              
  Lines          1741     1757      +16     
  Branches        135      137       +2     
============================================
+ Hits            845      859      +14     
  Misses          847      847              
- Partials         49       51       +2

Impacted Files	Coverage Δ	Complexity Δ
...re/src/main/java/io/sentry/core/SentryOptions.java	81.42% <100%> (+1.42%)	36 <5> (+5)	⬆️
...ore/src/main/java/io/sentry/core/SentryClient.java	86.11% <81.81%> (-0.78%)	26 <18> (+4)

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[marandaneto]

No description provided.

I've pushed a code-review, LGTM