doc: desc. tagging evaluation message

Author: xdelaruelle

NEWS.rst

@@ -229,6 +229,8 @@ Modules 5.1.0 (not yet released)
 * Fix :ref:`log-module-command` cookbook recipe not to break Modules
   initialization when using provided :file:`siteconfig.tcl` file. (fix issue
   #453 with contribution from Eric Burgueño)
+* Mention tagging evaluation of a module, when tag list of an already loaded
+  module is updated.
 
 .. _Code of conduct: https://github.com/cea-hpc/modules/blob/master/CODE_OF_CONDUCT.md
 .. _codespell: https://github.com/codespell-project/codespell

doc/source/design/module-tags.rst

@@ -196,7 +196,7 @@ Reporting
 
 - Defines tags are reported on module evaluation message block
 
-    - Applies to *Loading*, *Unloading*, *Refreshing* message blocks
+    - Applies to *Loading*, *Unloading*, *Refreshing*, *Tagging* message blocks
     - Only for the module designation set in the header of the block
 
         - Not on the error message, or list of requirement loaded/unloaded

doc/source/module.rst

@@ -2115,8 +2115,8 @@ applied to this module.
 
 Module tags are reported along the module they are associated to on
 :subcmd:`avail` and :subcmd:`list` sub-command results and also when module's
-loading, unloading or refreshing evaluation is mentioned. Tags could be
-reported either:
+loading, unloading, refreshing or tagging evaluation is mentioned. Tags could
+be reported either:
 
 * along the module name, all tags set within angle brackets, each tag
   separated from the others with a colon character (e.g.,