Bump RoxygenNote from 7.2.1 to 7.2.2

Change-Id: I7cbc65159809a3a60eee77ab83debdb36b2f309f
diff --git a/DESCRIPTION b/DESCRIPTION
index bee5763..6c4436b 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -30,7 +30,7 @@
 BugReports: https://github.com/KorAP/RKorAPClient/issues
 Encoding: UTF-8
 LazyData: false
-RoxygenNote: 7.2.1
+RoxygenNote: 7.2.2
 Imports:
     R.cache,
     broom,