replace reply all -a by -A

CHANGELOG.md

@@ -39,6 +39,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Made global options truly global, which means they can be used
   everywhere (not only *before* commands but also *after*)
   [sourcehut#60].
+- Replaced reply all `-a` argument with `-A` because it conflicted
+  with the global option `-a|--account`.
 
 ### Fixed
 

src/domain/email/args.rs

@@ -298,9 +298,9 @@ pub fn parse_criteria_arg(matches: &ArgMatches) -> String {
 /// Represents the email reply all argument.
 pub fn reply_all_flag() -> Arg {
     Arg::new(ARG_REPLY_ALL)
-        .help("Includes all recipients")
+        .help("Include all recipients")
         .long("all")
-        .short('a')
+        .short('A')
         .action(ArgAction::SetTrue)
 }