Update changelog to cover some PRs

[ahrtr]

Issues:

1. [3.4.20] Panic probably due to nil log object #14402 fixed in 3.4 only;
2. ETCD fails to start after performing alarm list operation and then power off/on #14382 fixed in both 3.5 and main.

Signed-off-by: Benjamin Wang [email protected]

Please read https://github.com/etcd-io/etcd/blob/main/CONTRIBUTING.md#contribution-flow.

[codecov-commenter]

Codecov Report

Merging #14430 (92ddc94) into main (a552655) will decrease coverage by 0.11%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main   #14430      +/-   ##
==========================================
- Coverage   75.38%   75.27%   -0.12%     
==========================================
  Files         457      457              
  Lines       37194    37194              
==========================================
- Hits        28039    27997      -42     
- Misses       7396     7424      +28     
- Partials     1759     1773      +14     

Flag	Coverage Δ
all	75.27% <ø> (-0.12%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
raft/rafttest/node.go	95.00% <0.00%> (-5.00%)	⬇️
client/v3/concurrency/session.go	88.63% <0.00%> (-4.55%)	⬇️
server/etcdserver/txn/util.go	75.47% <0.00%> (-3.78%)	⬇️
server/etcdserver/api/v3rpc/watch.go	84.61% <0.00%> (-3.02%)	⬇️
server/proxy/grpcproxy/watch.go	93.64% <0.00%> (-2.90%)	⬇️
client/v3/experimental/recipes/key.go	75.34% <0.00%> (-2.74%)	⬇️
client/pkg/v3/transport/listener.go	58.29% <0.00%> (-2.34%)	⬇️
api/etcdserverpb/raft_internal_stringer.go	81.72% <0.00%> (-2.16%)	⬇️
client/v3/maintenance.go	59.74% <0.00%> (-1.26%)	⬇️
pkg/adt/interval_tree.go	85.96% <0.00%> (-1.26%)	⬇️
... and 13 more

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[ahrtr]

cc @serathius @spzala @ptabor