BC-2882 apply data-testid on the web elements related to Teams (#2344)

* test id for rocket chat toggle in admin settings
* test id for videoconference toggle in admin settings
* test id for save settings in admin settings

src/components/organisms/administration/GeneralSettings.vue

@@ -140,6 +140,7 @@
 			></privacy-settings>
 			<v-btn
 				class="my-5 button-save"
+				data-testid="save-general-setting"
 				color="primary"
 				depressed
 				:disabled="loading"

src/components/organisms/administration/PrivacySettings.vue

@@ -165,6 +165,7 @@
 						)
 					"
 					class="ml-1 mt-0"
+					data-testid="toggle_chat"
 					@input-changed="
 						($event) => $emit('update-feature-settings', $event, 'rocketChat')
 					"
@@ -188,6 +189,7 @@
 						)
 					"
 					class="ml-1 mt-0"
+					data-testid="toggle_video_conference"
 					@input-changed="
 						($event) =>
 							$emit('update-feature-settings', $event, 'videoconference')