Use a getaddrinfo resolvable hostname as the local hostname (will be used as the etcd endpoint further).

[sighingnow]

What do these changes do?

As titled. On macOS the socket.gethostname() is not always resolvable by getaddrinfo().

Related issue number

n/a, we received the bug report from our end users.

[codecov-commenter]

Codecov Report

Merging #2006 (fa5f583) into main (be07087) will decrease coverage by 8.21%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #2006      +/-   ##
==========================================
- Coverage   73.12%   64.90%   -8.22%     
==========================================
  Files          89       89              
  Lines        9834     9834              
==========================================
- Hits         7191     6383     -808     
- Misses       2643     3451     +808     

Impacted Files	Coverage Δ
...aphscope/tests/kubernetes/test_resource_builder.py	0.00% <0.00%> (-100.00%)	⬇️
...on/graphscope/tests/kubernetes/test_demo_script.py	0.00% <0.00%> (-91.75%)	⬇️
python/graphscope/deploy/kubernetes/utils.py	11.90% <0.00%> (-58.58%)	⬇️
python/graphscope/deploy/kubernetes/cluster.py	23.19% <0.00%> (-50.96%)	⬇️
python/graphscope/tests/unittest/test_java_app.py	49.33% <0.00%> (-50.67%)	⬇️
python/graphscope/analytical/app/java_app.py	24.24% <0.00%> (-44.95%)	⬇️
...thon/graphscope/tests/kubernetes/test_with_mars.py	0.00% <0.00%> (-44.83%)	⬇️
python/graphscope/interactive/query.py	41.12% <0.00%> (-38.71%)	⬇️
...n/graphscope/deploy/kubernetes/resource_builder.py	30.59% <0.00%> (-25.95%)	⬇️
python/graphscope/client/rpc.py	76.85% <0.00%> (-15.75%)	⬇️
... and 10 more

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