LP-520 Change checkbox name

Author: f5soh

ground/gcs/src/plugins/config/oplink.ui

@@ -2143,7 +2143,7 @@ Leave blank to use autogenerated Device ID.</string>
                     </property>
                    </widget>
                   </item>
-                  <item row="2" column="0" colspan="4">
+                  <item row="2" column="1" colspan="3">
                    <widget class="QCheckBox" name="PPMoutRssi">
                     <property name="toolTip">
                      <string>Add RSSI to the PPM output stream (Ch9)</string>
@@ -2152,7 +2152,7 @@ Leave blank to use autogenerated Device ID.</string>
                      <enum>Qt::LeftToRight</enum>
                     </property>
                     <property name="text">
-                     <string>RSSI to PPM</string>
+                     <string>Send RSSI over PPM (Ch9)</string>
                     </property>
                     <property name="tristate">
                      <bool>false</bool>