Rename remaining mentions of "inline completion" to "edit prediction" (#35512)

Release Notes:

- N/A

crates/edit_prediction/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "edit_prediction"
+version = "0.1.0"
+edition.workspace = true
+publish.workspace = true
+license = "GPL-3.0-or-later"
+
+[lints]
+workspace = true
+
+[lib]
+path = "src/edit_prediction.rs"
+
+[dependencies]
+client.workspace = true
+gpui.workspace = true
+language.workspace = true
+project.workspace = true
+workspace-hack.workspace = true