[PM-17047] Bugfix: Change clientType expression to assignment #35224

Job	Run time
Check PR run / Check	1s
Setup	6s
Locales Test	7s
Build browser source	10s
Build Safari	11m 13s
Build (chrome, dist:chrome, dist-chrome.zip, dist-chrome-MV3)	10m 26s
Build (edge, dist:edge, dist-edge.zip, dist-edge-MV3)	10m 32s
Build (firefox, dist:firefox, dist-firefox.zip, dist-firefox)	6m 37s
Build (firefox-mv3, dist:firefox:mv3, dist-firefox.zip, DO-NOT-USE-FOR-PROD-dist-firefox-MV3)	13m 0s
Build (opera, dist:opera, dist-opera.zip, dist-opera-MV3)	11m 10s
Crowdin Push	0s
Check for failures	30s
	1h 3m 52s

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