feat(winforms): location support #7323

Job	Run time
Pre-commit checks / Pre-commit Checks	40s
Check towncrier / Towncrier Checks	34s
Package Toga (core) / Create Python Package	17s
Package Toga (cocoa) / Create Python Package	16s
Package Toga (android) / Create Python Package	16s
Package Toga (demo) / Create Python Package	17s
Package Toga (gtk) / Create Python Package	30s
Package Toga (dummy) / Create Python Package	20s
Package Toga (iOS) / Create Python Package	18s
Package Toga (textual) / Create Python Package	15s
Package Toga (toga) / Create Python Package	23s
Package Toga (web) / Create Python Package	17s
Package Toga (winforms) / Create Python Package	15s
Test core (macos-latest, 3.9)	1m 3s
Test core (macos-latest, 3.10)	1m 3s
Test core (macos-latest, 3.11)	41s
Test core (macos-latest, 3.12)	49s
Test core (macos-latest, 3.13)	44s
Test core (ubuntu-latest, 3.9)	51s
Test core (ubuntu-latest, 3.10)	51s
Test core (ubuntu-latest, 3.11)	45s
Test core (ubuntu-latest, 3.12)	1m 0s
Test core (ubuntu-latest, 3.13)	1m 6s
Test core (windows-latest, 3.9)	1m 26s
Test core (windows-latest, 3.10)	1m 41s
Test core (windows-latest, 3.11)	1m 44s
Test core (windows-latest, 3.12)	1m 42s
Test core (windows-latest, 3.13)	2m 18s
Testbed (macOS-x86_64)	8m 6s
Testbed (macOS-arm64)	6m 36s
Testbed (windows)	8m 22s
Coverage	36s
Testbed (linux-x11)	5m 7s
Testbed (linux-wayland)	5m 27s
Testbed (android)	9m 2s
Testbed (iOS)	6m 24s
Testbed (textual-linux)	1m 0s
Testbed (textual-macOS)	1m 28s
Testbed (textual-windows)	2m 7s
	1h 16m 37s

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