Increase threshold from 0.5% to 1%

[ZenGround0]

Codecov randomly goes down more than 1% for PRs that don't change any code

[codecov]

Codecov Report

Merging #7262 (56acfe3) into master (baa1ec0) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #7262   +/-   ##
=======================================
  Coverage   39.11%   39.11%           
=======================================
  Files         614      614           
  Lines       64895    64895           
=======================================
  Hits        25383    25383           
+ Misses      35120    35117    -3     
- Partials     4392     4395    +3     

Impacted Files	Coverage Δ
chain/exchange/peer_tracker.go	66.66% <0.00%> (-4.31%)	⬇️
extern/sector-storage/manager_calltracker.go	59.03% <0.00%> (-3.53%)	⬇️
chain/types/tipset_key.go	85.96% <0.00%> (-3.51%)	⬇️
node/hello/hello.go	63.63% <0.00%> (-3.41%)	⬇️
miner/miner.go	55.29% <0.00%> (-1.99%)	⬇️
chain/stmgr/actors.go	44.26% <0.00%> (-0.64%)	⬇️
chain/messagepool/messagepool.go	56.87% <0.00%> (-0.62%)	⬇️
chain/messagepool/selection.go	80.52% <0.00%> (-0.41%)	⬇️
node/impl/full/state.go	34.14% <0.00%> (-0.25%)	⬇️
storage/wdpost_run.go	70.04% <0.00%> (-0.22%)	⬇️
... and 10 more

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