Status for Database connection status (#39)

`Status` instead of `Module info` for Database connection status

Author: ponceta

oqtopus/ui/database_connection_widget.ui

@@ -65,7 +65,7 @@
    <item row="3" column="0">
     <widget class="QLabel" name="label_11">
      <property name="text">
-      <string>Module info</string>
+      <string>Status</string>
      </property>
     </widget>
    </item>