Replace tracestate header with baggage

[adinauer]

📜 Description

Replace tracestate header with baggage header.

💡 Motivation and Context

Baggage (8192 chars) has a larger size limit than tracestate (256 chars).

💚 How did you test it?

Unit Tests

📝 Checklist

• I reviewed the submitted code
• I added tests to verify the changes
• I updated the docs if needed
• No breaking changes

🔮 Next steps

[codecov-commenter]

Codecov Report

Merging #2078 (37aab6d) into main (580aa75) will decrease coverage by 0.17%.
The diff coverage is 85.79%.

@@             Coverage Diff              @@
##               main    #2078      +/-   ##
============================================
- Coverage     81.11%   80.93%   -0.18%     
- Complexity     3232     3254      +22     
============================================
  Files           230      231       +1     
  Lines         11850    11950     +100     
  Branches       1572     1586      +14     
============================================
+ Hits           9612     9672      +60     
- Misses         1652     1698      +46     
+ Partials        586      580       -6     

Impacted Files	Coverage Δ
sentry/src/main/java/io/sentry/HubAdapter.java	7.81% <0.00%> (ø)
sentry/src/main/java/io/sentry/NoOpHub.java	45.45% <ø> (ø)
...ntry/src/main/java/io/sentry/NoOpSentryClient.java	70.00% <ø> (ø)
sentry/src/main/java/io/sentry/NoOpSpan.java	25.00% <0.00%> (ø)
...entry/src/main/java/io/sentry/NoOpTransaction.java	25.80% <0.00%> (ø)
...ring/tracing/SentrySpanClientWebRequestFilter.java	67.50% <33.33%> (-2.78%)	⬇️
...n/java/io/sentry/apollo/SentryApolloInterceptor.kt	81.57% <60.00%> (-1.76%)	⬇️
sentry/src/main/java/io/sentry/BaggageHeader.java	62.50% <62.50%> (ø)
sentry/src/main/java/io/sentry/SentryTracer.java	91.17% <87.50%> (ø)
sentry/src/main/java/io/sentry/Baggage.java	89.02% <89.02%> (ø)
... and 11 more

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[adinauer]

FYI @brustolin

[adinauer]

@AbhiPrasad and @jan-auer could you please take a quick look at the sections / comments I marked with 👀 ?

[adinauer]

moved to code, so discussion can be more easily threaded

[bruno-garcia]

some nits only:

[AbhiPrasad]

I think this is a good place to start!

[marandaneto]

@adinauer this is not supported on Android.
We have to private static final Charset UTF_8 = Charset.forName("UTF-8");

[marandaneto]

We have to do #1403 to avoid such issues, a simple and empty project already helps, set to API 16