fix: correct slider steps

Author: chrisgrieser

info.plist

@@ -1788,13 +1788,13 @@ end run</string>
 				<key>defaultvalue</key>
 				<integer>5</integer>
 				<key>markercount</key>
-				<integer>10</integer>
+				<integer>11</integer>
 				<key>maxvalue</key>
 				<integer>50</integer>
 				<key>minvalue</key>
 				<integer>0</integer>
 				<key>onlystoponmarkers</key>
-				<false/>
+				<true/>
 				<key>showmarkers</key>
 				<true/>
 			</dict>