CHANGELOG: update for #11699,#11670,#11652,#11735,#11659

[tangcong]

rt

[codecov-io]

Codecov Report

Merging #11750 into master will decrease coverage by 0.12%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #11750      +/-   ##
==========================================
- Coverage   66.55%   66.43%   -0.13%     
==========================================
  Files         403      403              
  Lines       36859    36859              
==========================================
- Hits        24531    24486      -45     
- Misses      10841    10876      +35     
- Partials     1487     1497      +10     

Impacted Files	Coverage Δ
client/client.go	53.26% <0.00%> (-30.72%)	⬇️
client/keys.go	70.35% <0.00%> (-21.11%)	⬇️
clientv3/concurrency/mutex.go	62.16% <0.00%> (-5.41%)	⬇️
clientv3/leasing/cache.go	88.88% <0.00%> (-2.78%)	⬇️
etcdserver/api/v3rpc/lease.go	77.21% <0.00%> (-2.54%)	⬇️
pkg/netutil/netutil.go	67.21% <0.00%> (-1.64%)	⬇️
clientv3/op.go	72.08% <0.00%> (-1.25%)	⬇️
proxy/grpcproxy/watch.go	88.75% <0.00%> (-1.19%)	⬇️
clientv3/leasing/kv.go	90.36% <0.00%> (-1.00%)	⬇️
raft/raft.go	90.34% <0.00%> (-0.64%)	⬇️
... and 18 more

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[jingyih]

LGTM. Thanks!