crypto: remove key suffixes

[tac0turtle]

Description

• remove keyname suffix from keys

Closes: #2228

[auto-comment]

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[codecov]

Codecov Report

Merging #4941 into master will decrease coverage by 0.15%.
The diff coverage is 65.15%.

@@            Coverage Diff             @@
##           master    #4941      +/-   ##
==========================================
- Coverage   62.83%   62.68%   -0.16%     
==========================================
  Files         197      197              
  Lines       20051    20053       +2     
==========================================
- Hits        12599    12570      -29     
- Misses       6427     6455      +28     
- Partials     1025     1028       +3     

Impacted Files	Coverage Δ
tools/tm-signer-harness/internal/test_harness.go	61.40% <ø> (ø)
crypto/sr25519/pubkey.go	39.28% <14.28%> (ø)
crypto/ed25519/ed25519.go	50.00% <45.45%> (ø)
crypto/sr25519/privkey.go	47.61% <50.00%> (ø)
abci/example/kvstore/persistent_kvstore.go	51.96% <100.00%> (ø)
crypto/encoding/amino/amino.go	100.00% <100.00%> (ø)
crypto/multisig/codec.go	100.00% <100.00%> (ø)
crypto/multisig/threshold_pubkey.go	61.90% <100.00%> (ø)
crypto/sr25519/codec.go	100.00% <100.00%> (ø)
p2p/conn/secret_connection.go	73.50% <100.00%> (ø)
... and 11 more

[melekes]

👍