Move terminal scripts to scripts folder, and remove parking_lot from terminal crate

Co-authored-by: mikayla.c.maki@gmail.com

Cargo.lock

@@ -4886,7 +4886,6 @@ dependencies = [
  "itertools",
  "mio-extras",
  "ordered-float",
- "parking_lot 0.11.2",
  "project",
  "settings",
  "smallvec",

crates/terminal/Cargo.toml

@@ -22,7 +22,6 @@ futures = "0.3"
 ordered-float = "2.1.1"
 itertools = "0.10"
 dirs = "4.0.0"
-parking_lot = "0.11"
 
 [dev-dependencies]
 gpui = { path = "../gpui", features = ["test-support"] }