Update rustfmt.toml

Author: sgkim126

rustfmt.toml

@@ -15,6 +15,8 @@ fn_single_line = false
 # where_single_line = false
 force_explicit_abi = true
 format_strings = false
+format_macro_matchers = false
+format_macro_bodies = true
 hard_tabs = false
 imports_indent = "Block" # "Visual"
 imports_layout = "Mixed"
@@ -43,6 +45,7 @@ trailing_semicolon = false # true
 # type_punctuation_density = "Wide"
 use_field_init_shorthand = true # false
 use_try_shorthand = true # false
+# format_doc_comments = false
 wrap_comments = false
 match_arm_blocks = true
 blank_lines_upper_bound = 2 # 1