delete crates/nu-command/src/commands/date/utc.rs (#3464)

The `date utc` command was removed in this PR:

https://github.com/nushell/nushell/pull/2780

The file was left but is no longer referenced from the parent module
and was not used.

Co-authored-by: Henrik Sjööh <henrik.sjooh@configura.com>

crates/nu-command/src/commands/date/utc.rs

@@ -1,54 +0,0 @@
-use crate::prelude::*;
-use chrono::{DateTime, Utc};
-use nu_errors::ShellError;
-
-use crate::commands::date::utils::date_to_value;
-use nu_engine::WholeStreamCommand;
-use nu_protocol::Signature;
-
-pub struct Date;
-
-impl WholeStreamCommand for Date {
-    fn name(&self) -> &str {
-        "date utc"
-    }
-
-    fn signature(&self) -> Signature {
-        Signature::build("date utc")
-    }
-
-    fn usage(&self) -> &str {
-        "return the current date in utc."
-    }
-
-    fn run(&self, args: CommandArgs) -> Result<OutputStream, ShellError> {
-        utc(args)
-    }
-}
-
-pub fn utc(args: CommandArgs) -> Result<OutputStream, ShellError> {
-    let args = args.evaluate_once()?;
-    let tag = args.call_info.name_tag.clone();
-
-    let no_fmt = "".to_string();
-
-    let value = {
-        let local: DateTime<Utc> = Utc::now();
-        date_to_value(local, tag, no_fmt)
-    };
-
-    Ok(OutputStream::one(value))
-}
-
-#[cfg(test)]
-mod tests {
-    use super::Date;
-    use super::ShellError;
-
-    #[test]
-    fn examples_work_as_expected() -> Result<(), ShellError> {
-        use crate::examples::test as test_examples;
-
-        test_examples(Date {})
-    }
-}