chunk/store: add default upload/download limit for each volume

[SandyXSD]

This PR takes over #3026

[codecov-commenter]

Codecov Report

Patch coverage: 49.43% and project coverage change: -0.22 ⚠️

Comparison is base (ad6ca41) 56.18% compared to head (a910924) 55.96%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3574      +/-   ##
==========================================
- Coverage   56.18%   55.96%   -0.22%     
==========================================
  Files         149      149              
  Lines       36817    37100     +283     
==========================================
+ Hits        20684    20763      +79     
- Misses      13864    14056     +192     
- Partials     2269     2281      +12     

Impacted Files	Coverage Δ
cmd/flags.go	94.16% <ø> (+0.04%)	⬆️
cmd/gateway.go	80.33% <0.00%> (-1.85%)	⬇️
cmd/object.go	40.93% <0.00%> (-0.39%)	⬇️
pkg/chunk/cached_store.go	69.83% <0.00%> (-1.80%)	⬇️
pkg/meta/config.go	48.61% <ø> (ø)
cmd/config.go	62.70% <44.44%> (-1.46%)	⬇️
cmd/mount.go	54.45% <53.33%> (-0.72%)	⬇️
cmd/format.go	57.93% <87.50%> (+0.46%)	⬆️

... and 13 files with indirect coverage changes

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