Rename tab from JSON File to Upload

[yurishkuro]

• Upload is a more intuitive name for the tab.

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: +0.05 🎉

Comparison is base (590cf8c) 95.51% compared to head (45836c9) 95.56%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1308      +/-   ##
==========================================
+ Coverage   95.51%   95.56%   +0.05%     
==========================================
  Files         244      244              
  Lines        7651     7651              
  Branches     2006     2006              
==========================================
+ Hits         7308     7312       +4     
+ Misses        343      339       -4     

Impacted Files	Coverage Δ
...jaeger-ui/src/components/SearchTracePage/index.jsx	88.09% <ø> (ø)

... and 3 files with indirect coverage changes

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