Add a lock in the coordinator's RunStep as well.

[sighingnow]

What do these changes do?

See also: #1445

[codecov-commenter]

Codecov Report

Merging #1465 (6e425ec) into main (0479c0a) will increase coverage by 6.59%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #1465      +/-   ##
==========================================
+ Coverage   65.31%   71.91%   +6.59%     
==========================================
  Files          88       88              
  Lines        9702     9702              
==========================================
+ Hits         6337     6977     +640     
+ Misses       3365     2725     -640     

Impacted Files	Coverage Δ
python/graphscope/framework/graph.py	84.69% <0.00%> (+0.61%)	⬆️
python/graphscope/client/utils.py	85.09% <0.00%> (+1.86%)	⬆️
python/graphscope/deploy/hosts/cluster.py	87.34% <0.00%> (+2.53%)	⬆️
python/graphscope/tests/conftest.py	82.14% <0.00%> (+4.64%)	⬆️
python/graphscope/framework/dag_utils.py	62.66% <0.00%> (+6.16%)	⬆️
python/graphscope/client/session.py	73.47% <0.00%> (+7.16%)	⬆️
python/graphscope/client/rpc.py	88.99% <0.00%> (+11.92%)	⬆️
...n/graphscope/deploy/kubernetes/resource_builder.py	56.54% <0.00%> (+25.94%)	⬆️
python/graphscope/interactive/query.py	79.83% <0.00%> (+38.70%)	⬆️
...thon/graphscope/tests/kubernetes/test_with_mars.py	44.82% <0.00%> (+44.82%)	⬆️
... and 4 more

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