[Resource] Improve help text for Bicep output parameters to clarify output behavior

Author: polatengin

src/azure-cli/azure/cli/command_modules/resource/_params.py

@@ -123,9 +123,9 @@ def load_arguments(self, _):
     bicep_file_type = CLIArgumentType(options_list=['--file', '-f'], completer=FilesCompleter(), type=file_type)
     bicep_force_type = CLIArgumentType(options_list=['--force'], action='store_true')
     bicep_no_restore_type = CLIArgumentType(options_list=['--no-restore'], action='store_true')
-    bicep_outdir_type = CLIArgumentType(options_list=['--outdir'], completer=DirectoriesCompleter(), help="When set, saves the output at the specified directory.")
-    bicep_outfile_type = CLIArgumentType(options_list=['--outfile'], completer=FilesCompleter(), help="When set, saves the output as the specified file path.")
-    bicep_stdout_type = CLIArgumentType(options_list=['--stdout'], action='store_true', help="When set, prints all output to stdout instead of corresponding files.")
+    bicep_outdir_type = CLIArgumentType(options_list=['--outdir'], completer=DirectoriesCompleter(), help="When set, saves the output file at the specified directory. Only the given file is output; for bicepparam files, the referenced template is not included.")
+    bicep_outfile_type = CLIArgumentType(options_list=['--outfile'], completer=FilesCompleter(), help="When set, saves the output as the specified file path. Only the given file is output; for bicepparam files, the referenced template is not included.")
+    bicep_stdout_type = CLIArgumentType(options_list=['--stdout'], action='store_true', help="When set, prints all output to stdout instead of corresponding files. For bicepparam files, both the parameters and the referenced Bicep template are included in the output.")
     bicep_indent_kind_type = CLIArgumentType(options_list=['--indent-kind'], arg_type=get_enum_type(["Space", "Tab"]), help="Set indentation kind.")
     bicep_indent_size_type = CLIArgumentType(options_list=['--indent-size'], help="Number of spaces to indent with (Only valid with --indent-kind set to Space).")
     bicep_insert_final_newline_type = CLIArgumentType(options_list=['--insert-final-newline'], action='store_true', help="Insert a final newline.")