fix: extract actual token from secret-mgr output

secret-mgr get-secret outputs 'Access token was successfully created: <token>'
so we need to extract just the token using awk '{print $NF}'

git-hangman-lab/scripts/create-pr

@@ -40,8 +40,8 @@ if ! secret-mgr list 2>/dev/null | grep -q "git-access-token"; then
   "$SCRIPT_DIR/generate-access-token"
 fi
 
-# Get the access token
-GIT_TOKEN="$(secret-mgr get-secret --key git-access-token)"
+# Get the access token (extract actual token from "Access token was successfully created: <token>")
+GIT_TOKEN="$(secret-mgr get-secret --key git-access-token | awk '{print $NF}')"
 
 if [[ -z "$GIT_TOKEN" ]]; then
   echo "Error: Failed to get git-access-token"