Run gofumpt formatter on the whole repo

[pav-kv]

https://github.com/mvdan/gofumpt

[codecov]

Codecov Report

Merging #2315 (51c6afd) into master (2038950) will increase coverage by 0.53%.
The diff coverage is 64.28%.

@@            Coverage Diff             @@
##           master    #2315      +/-   ##
==========================================
+ Coverage   65.04%   65.58%   +0.53%     
==========================================
  Files         118      115       -3     
  Lines        8907     8825      -82     
==========================================
- Hits         5794     5788       -6     
+ Misses       2454     2380      -74     
+ Partials      659      657       -2     

Impacted Files	Coverage Δ
client/admin.go	59.59% <ø> (ø)
client/log_verifier.go	73.91% <ø> (ø)
client/rpcflags/rpcflags.go	100.00% <ø> (ø)
merkle/logverifier/log_verifier.go	96.42% <ø> (ø)
merkle/sparse_merkle_tree.go	91.11% <ø> (ø)
quota/etcd/storage/quota_storage.go	82.41% <ø> (ø)
quota/mysqlqm/mysql_quota.go	58.62% <ø> (ø)
quota/mysqlqm/quota_provider.go	0.00% <ø> (ø)
server/interceptor/interceptor.go	79.39% <ø> (ø)
server/map_write_rpc_server.go	0.00% <0.00%> (ø)
... and 10 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 770f17d...51c6afd. Read the comment docs.