docs: Fix badge underline artifacts in readme #4087

Job	Run time
Actions lint check	29s
Docs check / Docs check	1m 57s
Lint check / Lint check (3.14)	29s
Type check / Type check (3.14)	48s
Type check / Type check (3.11)	42s
Lint check / Lint check (3.10)	23s
Type check / Type check (3.13)	47s
Lint check / Lint check (3.12)	28s
Lint check / Lint check (3.11)	26s
Type check / Type check (3.12)	46s
Type check / Type check (3.10)	2m 44s
Unit tests / Unit tests (ubuntu-latest, 3.13)	4m 43s
Unit tests / Unit tests (ubuntu-latest, 3.12)	5m 4s
Lint check / Lint check (3.13)	24s
Unit tests / Unit tests (ubuntu-latest, 3.11)	5m 1s
Unit tests / Unit tests (ubuntu-latest, 3.10)	4m 41s
Unit tests / Unit tests (windows-latest, 3.12)	7m 4s
Unit tests / Unit tests (windows-latest, 3.14)	5m 31s
Unit tests / Unit tests (macos-latest, 3.12)	1m 38s
Unit tests / Unit tests (windows-latest, 3.11)	7m 12s
Unit tests / Unit tests (macos-latest, 3.14)	6m 23s
Unit tests / Unit tests (macos-latest, 3.10)	12m 22s
Unit tests / Unit tests (macos-latest, 3.13)	6m 9s
Unit tests / Unit tests (macos-latest, 3.11)	6m 16s
Unit tests / Unit tests (windows-latest, 3.13)	7m 1s
Unit tests / Unit tests (windows-latest, 3.10)	6m 56s
Unit tests / Unit tests (ubuntu-latest, 3.14)	3m 19s
	1h 39m 43s

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