Bump defmt from 1.1.0 to 1.1.1

[cakebaker]

This PR bumps defmt from 1.1.0 to 1.1.1 to get rid of the unmaintained proc-macro-error2.

Fixes #304

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.30%. Comparing base (bf5cf43) to head (0e0375c).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #310   +/-   ##
=======================================
  Coverage   99.30%   99.30%           
=======================================
  Files          21       21           
  Lines        3907     3907           
  Branches      122      122           
=======================================
  Hits         3880     3880           
  Misses         26       26           
  Partials        1        1           

Flag	Coverage Δ
macos_latest	99.30% <ø> (ø)
ubuntu_latest	99.30% <ø> (ø)
windows_latest	14.00% <ø> (ø)

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[codspeed-hq]

Merging this PR will improve performance by 3.22%

⚠️ Different runtime environments detected

Some benchmarks with significant performance changes were compared across different runtime environments,
which may affect the accuracy of the results.

Open the report in CodSpeed to investigate

⚡ 1 improved benchmark
✅ 20 untouched benchmarks

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
⚡	parse_epoch_timestamp	7.5 µs	7.2 µs	+3.22%

Tip

Curious why this is faster? Comment @codspeedbot explain why this is faster on this PR, or directly use the CodSpeed MCP with your agent.

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_{Comparing cakebaker:bump_defmt (0e0375c) with main (bf5cf43)}