Removes permissions samples now that new permission group repo is live.

Change-Id: If102f7b63cd1bc84df421e12458d2d9d22420a88
diff --git a/projects.txt b/projects.txt
index f431490..57bd59c 100644
--- a/projects.txt
+++ b/projects.txt
@@ -4,7 +4,6 @@
 content/AutoBackupForApps
 content/contacts/BasicContactables
 content/documentsUi/ScopedDirectoryAccess
-content/webview/PermissionRequest
 notification/ActiveNotifications
 notification/BasicNotifications
 notification/CustomNotifications
@@ -12,8 +11,6 @@
 notification/MessagingService
 notification/NotificationChannels
 system/AppUsageStatistics
-system/RuntimePermissions
-system/RuntimePermissionsBasic
 testing/ActivityInstrumentation
 ui/DarkTheme
 ui/accessibility/BasicAccessibility