feat: Support serializing Expr::RenameAlias

[JakubValtar]

This enables running code like

df.with_columns(pl.all().name.to_lowercase())

in cloud.

Closes #22877

[codecov]

Codecov Report

Attention: Patch coverage is 85.41667% with 7 lines in your changes missing coverage. Please review.

Project coverage is 80.30%. Comparing base (f02445c) to head (2cb2c81).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
crates/polars-plan/src/dsl/name.rs	83.33%	4 Missing ⚠️
crates/polars-plan/src/dsl/expr/mod.rs	86.95%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #22988      +/-   ##
==========================================
- Coverage   80.31%   80.30%   -0.02%     
==========================================
  Files        1682     1682              
  Lines      223151   223174      +23     
  Branches     2804     2804              
==========================================
- Hits       179227   179213      -14     
- Misses      43256    43292      +36     
- Partials      668      669       +1     

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