removed link to no more existing scripts

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@39342 15284696-431f-4ddb-bdfa-cd5b030d7da7

imagery/i.rgb.his/i.rgb.his.html

@@ -14,9 +14,7 @@ respected.
 
 <H2>SEE ALSO</H2>
 
-<EM><A HREF="hsv.rgb.sh.html">hsv.rgb.sh</A></EM><br>
-<EM><A HREF="i.his.rgb.html">i.his.rgb</A></EM><br>
-<EM><A HREF="rgb.hsv.sh.html">rgb.hsv.sh</A></EM>
+<EM><A HREF="i.his.rgb.html">i.his.rgb</A></EM>
 
 <H2>AUTHOR</H2>