refactor(error)!: use Box<figment::Error> to reduce Error size

Author: rami3l

src/cmd.rs

@@ -349,6 +349,7 @@ impl Pacaptr {
                 .join(Config::env_provider())
                 .join(Config::file_provider())
                 .extract::<Config>()
+                .map_err(Box::new)
         })?);
         self.dispatch_from(cfg).await
     }

src/error.rs

@@ -29,7 +29,7 @@ pub enum Error {
 
     /// Error when handling a [`Config`](crate::config::Config).
     #[error("failed to parse config")]
-    ConfigError(#[from] figment::Error),
+    ConfigError(#[from] Box<figment::Error>),
 
     /// A [`Cmd`](crate::exec::Cmd) failed to finish.
     #[error("failed to get exit code of subprocess")]