rest: update og_uri_handle with new folder commands

Add folder/add and folder/delete, otherwise logging shows "unknown"

src/rest.c

@@ -6887,6 +6887,8 @@ struct {
 	[OG_URI_TASK_ADD]	= { "task/add", },
 	[OG_URI_SERVER]		= { "server", },
 	[OG_URI_STATS]		= { "stats", },
+	[OG_URI_FOLDER_ADD]	= { "folder/add", },
+	[OG_URI_FOLDER_DELETE]	= { "folder/delete", },
 };
 
 static const char *og_uri(enum og_rest_uri uri)

src/rest.h

@@ -138,6 +138,8 @@ enum og_rest_uri {
 	OG_URI_TASK_ADD,
 	OG_URI_SERVER,
 	OG_URI_STATS,
+	OG_URI_FOLDER_ADD,
+	OG_URI_FOLDER_DELETE,
 	OG_URI_MAX
 };