Bump rust 1.88.0

[zjb0807]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 6.74157% with 83 lines in your changes missing coverage. Please review.
✅ Project coverage is 61.90%. Comparing base (f51f175) to head (9dc71d1).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
modules/evm/src/runner/stack.rs	0.00%	16 Missing ⚠️
modules/transaction-payment/src/lib.rs	7.69%	12 Missing ⚠️
modules/evm/src/lib.rs	16.66%	10 Missing ⚠️
modules/cdp-engine/src/lib.rs	0.00%	9 Missing ⚠️
primitives/src/unchecked_extrinsic.rs	0.00%	8 Missing ⚠️
modules/auction-manager/src/lib.rs	0.00%	7 Missing ⚠️
modules/xcm-interface/src/lib.rs	0.00%	7 Missing ⚠️
modules/incentives/src/lib.rs	0.00%	3 Missing ⚠️
modules/xnft/src/impl_transactor.rs	0.00%	3 Missing ⚠️
modules/collator-selection/src/lib.rs	0.00%	2 Missing ⚠️
... and 5 more

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2909      +/-   ##
==========================================
+ Coverage   60.77%   61.90%   +1.13%     
==========================================
  Files          69       69              
  Lines        9586     9469     -117     
==========================================
+ Hits         5826     5862      +36     
+ Misses       3760     3607     -153     

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