Bug fix: allow setting location on sites/points to null #12687

Job	Run time
ssr	3m 22s
Build Baw Client	1m 12s
build	1m 11s
Unit Tests (ubuntu-latest ChromeHeadless)	3m 1s
Unit Tests (ubuntu-latest FirefoxHeadless)	3m 54s
Unit Tests (macOS-latest ChromeHeadless)	7m 1s
Unit Tests (macOS-latest FirefoxHeadless)	5m 1s
Unit Tests (windows-latest ChromeHeadless)	5m 26s
Unit Tests (windows-latest FirefoxHeadless)	4m 59s
Publish Unit Tests Results	41s
Publish Docker Container	0s
	35m 48s

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