chore: dogfood $TURBO_ROOT$ (#10168)

### Description

Dogfood the new `$TURBO_ROOT$` feature as there were a few places we
were depending on `../`

### Testing Instructions

CI

Author: chris-olszewski

cli/turbo.json

@@ -10,21 +10,21 @@
         "RUNNER_OS"
       ],
       "inputs": [
-        "../version.txt",
-        "../crates/**/*.rs",
+        "$TURBO_ROOT$/version.txt",
+        "$TURBO_ROOT$/crates/**/*.rs",
         // Rust crates
-        "../crates/*/Cargo.toml",
-        "../Cargo.toml",
-        "../Cargo.lock",
-        "!../crates/**/target"
+        "$TURBO_ROOT$/crates/*/Cargo.toml",
+        "$TURBO_ROOT$/Cargo.toml",
+        "$TURBO_ROOT$/Cargo.lock",
+        "!$TURBO_ROOT$/crates/**/target"
       ]
     },
     "build": {
       "outputs": [
-        "../target/debug/turbo",
-        "../target/debug/turbo.exe",
-        "../target/release/turbo",
-        "../target/release/turbo.exe"
+        "$TURBO_ROOT$/target/debug/turbo",
+        "$TURBO_ROOT$/target/debug/turbo.exe",
+        "$TURBO_ROOT$/target/release/turbo",
+        "$TURBO_ROOT$/target/release/turbo.exe"
       ],
       "dependsOn": [
         "rust-src"

packages/turbo-types/turbo.json

@@ -10,7 +10,7 @@
     },
     "copy-schema": {
       "dependsOn": ["build"],
-      "outputs": ["../turbo/schema.json"]
+      "outputs": ["$TURBO_ROOT$/packages/turbo/schema.json"]
     }
   }
 }