Bump go-plugin to 1.3

[yurishkuro]

Related to #2071

[codecov]

Codecov Report

Merging #2261 into master will decrease coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2261      +/-   ##
==========================================
- Coverage   96.15%   96.13%   -0.02%     
==========================================
  Files         219      219              
  Lines       10658    10658              
==========================================
- Hits        10248    10246       -2     
- Misses        352      354       +2     
  Partials       58       58              

Impacted Files	Coverage Δ
cmd/query/app/server.go	91.89% <0.00%> (-2.71%)	⬇️
plugin/storage/badger/spanstore/reader.go	96.79% <0.00%> (ø)

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[yurishkuro]

cc @pavolloffay

[pavolloffay]

Do the existing plugins have to be rebuild after the plugin version bump?

[yurishkuro]

Do the existing plugins have to be rebuild after the plugin version bump?

I hope not, because there should be no wire API changes in the upgrade.