debugger: More tidy up for SSH (#28993)

Split `locator` out of DebugTaskDefinition to make it clearer when
location needs to happen.

Release Notes:

- N/A

---------

Co-authored-by: Anthony Eid <hello@anthonyeid.me>
Co-authored-by: Anthony <anthony@zed.dev>
Co-authored-by: Cole Miller <m@cole-miller.net>

crates/task/src/task_template.rs

@@ -7,8 +7,9 @@ use std::path::PathBuf;
 use util::serde::default_true;
 use util::{ResultExt, truncate_and_remove_front};
 
+use crate::debug_format::TcpArgumentsTemplate;
 use crate::{
-    AttachConfig, ResolvedTask, RevealTarget, Shell, SpawnInTerminal, TCPHost, TaskContext, TaskId,
+    AttachRequest, ResolvedTask, RevealTarget, Shell, SpawnInTerminal, TaskContext, TaskId,
     VariableName, ZED_VARIABLE_NAME_PREFIX,
     serde_helpers::{non_empty_string_vec, non_empty_string_vec_json_schema},
 };
@@ -83,7 +84,7 @@ pub enum DebugArgsRequest {
     /// launch (program, cwd) are stored in TaskTemplate as (command, cwd)
     Launch,
     /// Attach
-    Attach(AttachConfig),
+    Attach(AttachRequest),
 }
 
 #[derive(Deserialize, Eq, PartialEq, Clone, Debug)]
@@ -94,7 +95,7 @@ pub struct DebugArgs {
     /// Adapter choice
     pub adapter: String,
     /// TCP connection to make with debug adapter
-    pub tcp_connection: Option<TCPHost>,
+    pub tcp_connection: Option<TcpArgumentsTemplate>,
     /// Args to send to debug adapter
     pub initialize_args: Option<serde_json::value::Value>,
     /// the locator to use