chore: remove support for NC31

Signed-off-by: Christian Hartmann <chris-hartmann@gmx.de>

Author: Chartman123

appinfo/info.xml

@@ -60,7 +60,7 @@
 	<screenshot>https://raw.githubusercontent.com/nextcloud/forms/main/screenshots/forms3.png</screenshot>
 
 	<dependencies>
-		<nextcloud min-version="31" max-version="34" />
+		<nextcloud min-version="32" max-version="34" />
 	</dependencies>
 
 	<background-jobs>