doc: desc. report in modulefile man

Signed-off-by: Xavier Delaruelle <xavier.delaruelle@cea.fr>

Author: xdelaruelle

doc/source/changes.rst

@@ -442,7 +442,7 @@ The following modulefile Tcl commands appeared on Modules 4.
 | in version |                                                                 |
 +============+=================================================================+
 | 4.0        | :mfcmd:`module-info command<module-info>`, :mfcmd:`getenv`,     |
-|            | :mfcmd:`reportError`, :mfcmd:`reportWarning`                    |
+|            | :mfcmd:`report`, :mfcmd:`reportError`, :mfcmd:`reportWarning`   |
 +------------+-----------------------------------------------------------------+
 | 4.1        | :mfcmd:`module-info loaded<module-info>`, :mfcmd:`is-saved`,    |
 |            | :mfcmd:`is-used`, :mfcmd:`is-avail`, :mfcmd:`module-virtual`    |

doc/source/modulefile.rst

@@ -1450,6 +1450,14 @@ the *modulefile* is being loaded.
     .. versionchanged:: 5.4
        Option ``--glob`` added
 
+.. mfcmd:: report string
+
+ Output *string* as a message during *modulefile* evaluation.
+
+ .. only:: html
+
+    .. versionadded:: 4.0
+
 .. mfcmd:: reportError string
 
  Output *string* as an error message during *modulefile* evaluation and raise