Fix minor typo

src/kcfg/settings.kcfg

@@ -45,7 +45,7 @@
      <default>-1</default>
    </entry>
    <entry key="HideAdvanced" type="Bool">
-     <label>Hide advanced settigns</label>
+     <label>Hide advanced settings</label>
      <whatsthis>If true, hides the advanced settings button in the new certificate wizard.</whatsthis>
      <default>false</default>
    </entry>