Auth: Add skip_org_role_sync setting to OAuth integration Google (#61572)

* WIP

* Add: skip_org_role_sync for Google OAuth

- add setting for frontend
- add read of config
- add config to sample and default

* add: docs

* spelling

* Update pkg/login/social/social.go

* Apply suggestions from code review

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

* Update docs/sources/setup-grafana/configure-grafana/_index.md

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

* removed unnessecary line

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

pkg/setting/setting.go

@@ -427,6 +427,9 @@ type Cfg struct {
 	// AzureAD
 	AzureADSkipOrgRoleSync bool
 
+	// Google
+	GoogleSkipOrgRoleSync bool
+
 	// LDAP
 	LDAPEnabled         bool
 	LDAPSkipOrgRoleSync bool
@@ -1369,6 +1372,11 @@ func readAuthGrafanaComSettings(iniFile *ini.File, cfg *Cfg) {
 	cfg.GrafanaComSkipOrgRoleSync = sec.Key("skip_org_role_sync").MustBool(false)
 }
 
+func readAuthGoogleSettings(iniFile *ini.File, cfg *Cfg) {
+	sec := iniFile.Section("auth.google")
+	cfg.GoogleSkipOrgRoleSync = sec.Key("skip_org_role_sync").MustBool(false)
+}
+
 func readAuthSettings(iniFile *ini.File, cfg *Cfg) (err error) {
 	auth := iniFile.Section("auth")
 
@@ -1417,6 +1425,9 @@ func readAuthSettings(iniFile *ini.File, cfg *Cfg) (err error) {
 	cfg.AzureAuthEnabled = AzureAuthEnabled
 	readAuthAzureADSettings(iniFile, cfg)
 
+	// Google Auth
+	readAuthGoogleSettings(iniFile, cfg)
+
 	// anonymous access
 	AnonymousEnabled = iniFile.Section("auth.anonymous").Key("enabled").MustBool(false)
 	cfg.AnonymousEnabled = AnonymousEnabled