[IMP] Contributing: typo seealso admonition

closes #6643

X-original-commit: 70d5a55
Signed-off-by: Marion Spindler (masp) <[email protected]>

Author: masp-odoo

content/contributing/documentation/rst_cheat_sheet.rst

@@ -466,8 +466,8 @@ Alert blocks (admonitions)
 
 .. _contributing/seealso:
 
-Seealso
--------
+See also
+--------
 
 .. list-table::
    :class: o-showcase-table