[pubsub] use latest version of netty-tcnative-boringssl

[dmichel1]

Otherwise when the pubsub connection is setup with SSL there is a run time error. Not quite sure how the dependency tree changed with Netty when the elasticsearch library was updated since the Netty version was always pinned 🤔.

[codecov]

Codecov Report

Merging #599 into master will decrease coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #599      +/-   ##
============================================
- Coverage     51.54%   51.53%   -0.02%     
+ Complexity     2859     2858       -1     
============================================
  Files           727      727              
  Lines         19424    19424              
  Branches       1289     1289              
============================================
- Hits          10012    10010       -2     
- Misses         8985     8986       +1     
- Partials        427      428       +1

Impacted Files	Coverage Δ	Complexity Δ
...com/spotify/heroic/aggregation/simple/MaxBucket.kt	44.44% <0%> (-11.12%)	4% <0%> (-1%)

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