ci(python,rust): fix publish dry-run and disable Windows wheels

[hubcio]

cargo publish --dry-run resolves dependencies from crates.io,
so downstream crates (e.g. iggy_binary_protocol) fail when
upstream crates (iggy_common) haven't actually been published.
Replace with cargo package --no-verify which validates
packaging metadata without the isolated crates.io rebuild —
build correctness is already covered by the preceding
cargo build step using workspace-local deps.

Also temporarily disable Windows Python wheel builds.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 68.42%. Comparing base (28e7c04) to head (a40871b).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #2813      +/-   ##
============================================
- Coverage     68.44%   68.42%   -0.03%     
  Complexity      656      656              
============================================
  Files           852      852              
  Lines         68196    68196              
  Branches      59657    59667      +10     
============================================
- Hits          46679    46664      -15     
- Misses        19187    19191       +4     
- Partials       2330     2341      +11     

Flag	Coverage Δ
csharp	67.06% <ø> (-0.21%)	⬇️
java	52.19% <ø> (ø)
rust	69.60% <ø> (-0.01%)	⬇️

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see 11 files with indirect coverage changes

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