i.tasscap manual: write accented chars as HTML code

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@74124 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/i.tasscap/i.tasscap.html

@@ -92,12 +92,12 @@ Results:
   http://landcover.usgs.gov/pdf/tasseled.pdf
 <br>
  This is published as well in INT. J. OF RS, 2002, VOL 23, NO. 8, 1741-1748.
-<li> MODIS Tasseled Cap coefficients - Ref: Lobser & Cohen (2007). MODIS tasseled cap:
+<li> MODIS Tasseled Cap coefficients - Ref: Lobser &amp; Cohen (2007). MODIS tasseled cap:
  land cover characteristics expressed through transformed MODIS data.
  International Journal of Remote Sensing, Volume 28(22), Table 3
 <li> Sentinel-2 Tasseled Cap coefficients - Ref: Nedkov, R. (2017). Orthogonal transformation
   of segmented images from the satellite Sentinel-2.
-  Comptes rendus de l'Académie bulgare des sciences, 70:687-692.
+  Comptes rendus de l'Acad&eacute;mie bulgare des sciences, 70:687-692.
 </ul>
 
 <h2>SEE ALSO</h2>