Update to latest Resource semantic conventions.

[kbrockhoff]

Added new attribute names contained in recent merged PRs in the specifications.

[codecov-io]

Codecov Report

Merging #784 into master will increase coverage by 0.03%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #784      +/-   ##
============================================
+ Coverage     78.53%   78.57%   +0.03%     
  Complexity      780      780              
============================================
  Files           101      101              
  Lines          2791     2791              
  Branches        270      270              
============================================
+ Hits           2192     2193       +1     
  Misses          494      494              
+ Partials        105      104       -1

Impacted Files	Coverage Δ	Complexity Δ
...elemetry/sdk/trace/export/BatchSpansProcessor.java	89.65% <0%> (+0.86%)	7% <0%> (ø)	⬇️

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