feat: Add Support for a separate Github release token to the auto-update token #2825

Job	Run time
test-updater	1m 35s
test-updater	1m 35s
test-windows (winCodeSignTest,differentialUpdateTest)	2m 49s
test-windows (winCodeSignTest,differentialUpdateTest)	2m 49s
test-linux (ArtifactPublisherTest,BuildTest,ExtraBuildTest,RepoSlugTest,binDownloadTest,configura...	5m 19s
test-linux (ArtifactPublisherTest,BuildTest,ExtraBuildTest,RepoSlugTest,binDownloadTest,configura...	5m 19s
test-mac	11m 4s
test-mac	11m 8s
test-linux (snapTest,debTest,fpmTest,protonTest)	7m 29s
test-linux (snapTest,debTest,fpmTest,protonTest)	7m 29s
test-windows (installerTest,appxTest,msiTest,portableTest,assistedInstallerTest,protonTest)	6m 54s
test-windows (installerTest,appxTest,msiTest,portableTest,assistedInstallerTest,protonTest)	6m 54s
test-windows (BuildTest,oneClickInstallerTest,winPackagerTest,nsisUpdaterTest,webInstallerTest)	5m 0s
test-windows (BuildTest,oneClickInstallerTest,winPackagerTest,nsisUpdaterTest,webInstallerTest)	5m 0s
	1h 20m 24s

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