MM-17609 Add EnableSVGs setting (#11874)

* MM-17609 Add EnableSVGs setting

* MM-17609 Return SVG images in post metadata

config/client.go

@@ -42,6 +42,7 @@ func GenerateClientConfig(c *model.Config, diagnosticId string, license *model.L
 	props["EnableTutorial"] = strconv.FormatBool(*c.ServiceSettings.EnableTutorial)
 	props["ExperimentalEnableDefaultChannelLeaveJoinMessages"] = strconv.FormatBool(*c.ServiceSettings.ExperimentalEnableDefaultChannelLeaveJoinMessages)
 	props["ExperimentalGroupUnreadChannels"] = *c.ServiceSettings.ExperimentalGroupUnreadChannels
+	props["EnableSVGs"] = strconv.FormatBool(*c.ServiceSettings.EnableSVGs)
 
 	// This setting is only temporary, so keep using the old setting name for the mobile and web apps
 	props["ExperimentalEnablePostMetadata"] = "true"