Enlarge charset allowed in object names

[samanhappy]

Resolve #363

[codecov-commenter]

Codecov Report

Base: 73.12% // Head: 73.11% // Decreases project coverage by -0.01% ⚠️

Coverage data is based on head (ada8166) compared to base (65f7024).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #904      +/-   ##
==========================================
- Coverage   73.12%   73.11%   -0.02%     
==========================================
  Files         130      130              
  Lines       14969    14969              
==========================================
- Hits        10946    10944       -2     
  Misses       3405     3405              
- Partials      618      620       +2     

Impacted Files	Coverage Δ
pkg/v/format.go	4.71% <ø> (ø)
pkg/object/grpcserver/runtime.go	67.91% <0.00%> (-6.42%)	⬇️
pkg/cluster/cluster.go	59.57% <0.00%> (-1.59%)	⬇️
pkg/cluster/syncer.go	83.97% <0.00%> (+6.41%)	⬆️
pkg/filters/kafkabackend/kafka.go	80.00% <0.00%> (+12.00%)	⬆️

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