Add contact section to pull request template for communication #7542

Job	Run time
check-translations	45s
knip	56s
compile	1m 21s
check-openrouter-api-key	1s
test-webview (ubuntu-latest)	1m 4s
test-webview (windows-latest)	2m 26s
test-extension (ubuntu-latest)	2m 45s
test-extension (windows-latest)	4m 8s
integration-test	0s
unit-test	1s
	13m 27s

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