upgrade ci node group for low ephemeral-storage

[yourmoonlight]

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

it will be timeout when do the build&&test ci job

[codecov]

Codecov Report

Merging #3341 (3ed595b) into master (d07e82d) will increase coverage by 0.42%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #3341      +/-   ##
==========================================
+ Coverage   31.86%   32.27%   +0.42%     
==========================================
  Files         500      500              
  Lines       46785    46785              
  Branches    21228    21228              
==========================================
+ Hits        14902    15096     +194     
- Misses      17808    17834      +26     
+ Partials    14075    13855     -220     

Flag	Coverage Δ
unittests	32.27% <ø> (+0.42%)	⬆️

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

Impacted Files	Coverage Δ
...mons/forkable-jellyfish-merkle/src/iterator/mod.rs	40.50% <0.00%> (-4.50%)	⬇️
consensus/src/difficulty.rs	42.36% <0.00%> (-2.35%)	⬇️
...mmons/accumulator/src/inmemory/accumulator_test.rs	44.32% <0.00%> (-2.27%)	⬇️
storage/src/db_storage/mod.rs	45.77% <0.00%> (-2.11%)	⬇️
network-p2p/src/protocol.rs	43.11% <0.00%> (-2.06%)	⬇️
...s/forkable-jellyfish-merkle/src/mock_tree_store.rs	36.21% <0.00%> (-1.72%)	⬇️
network-p2p/src/service.rs	29.53% <0.00%> (-1.67%)	⬇️
vm/types/src/token/token_value.rs	58.34% <0.00%> (-1.38%)	⬇️
network-p2p/src/behaviour.rs	51.45% <0.00%> (-1.15%)	⬇️
config/src/lib.rs	34.02% <0.00%> (-0.68%)	⬇️
... and 60 more

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