Bump furo from 2024.8.6 to 2025.7.19 (#2406) #5968

Job	Run time
Check towncrier / Towncrier Checks	30s
Package Automation / Create Python Package	24s
Pre-commit checks / Pre-commit Checks	33s
Package Briefcase / Create Python Package	20s
Unit tests (windows-latest, 3.13)	4m 29s
Unit tests (macos-latest, 3.13)	1m 39s
Unit tests (macos-latest, 3.9)	1m 50s
Unit tests (macos-13, 3.13)	2m 36s
Unit tests (windows-latest, 3.9)	2m 57s
Unit tests (macos-13, 3.9)	2m 19s
Unit tests (ubuntu-24.04, 3.11)	1m 37s
Unit tests (ubuntu-24.04, 3.9)	1m 43s
Unit tests (ubuntu-24.04, 3.13)	1m 55s
Unit tests (ubuntu-24.04, 3.12)	1m 48s
Unit tests (ubuntu-24.04, 3.10)	1m 42s
Project coverage	47s
Build app	0s
Verify project	0s
	27m 9s

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