mark module_depends_on easyconfig parameter as deprecated

Author: boegel

easybuild/framework/easyconfig/default.py

@@ -207,7 +207,7 @@
     'moduleforceunload': [False, 'Force unload of all modules when loading the extension', MODULES],
     'moduleloadnoconflict': [False, "Don't check for conflicts, unload other versions instead ", MODULES],
     'module_depends_on': [None, 'Use depends_on (Lmod 7.6.1+) for dependencies in generated module '
-                          '(implies recursive unloading of modules).', MODULES],
+                          '(implies recursive unloading of modules) [DEPRECATED]', MODULES],
     'recursive_module_unload': [None, "Recursive unload of all dependencies when unloading module "
                                       "(True/False to hard enable/disable; None implies honoring "
                                       "the --recursive-module-unload EasyBuild configuration setting",