style: auto-format example files with lux fmt

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

examples/jit_test.lux

@@ -1,13 +1,6 @@
-// Test file for JIT compilation
-// This uses only features the JIT supports: integers, arithmetic, conditionals, functions
+fn fib(n: Int): Int = if n <= 1 then n else fib(n - 1) + fib(n - 2)
 
-fn fib(n: Int): Int =
-    if n <= 1 then n
-    else fib(n - 1) + fib(n - 2)
-
-fn factorial(n: Int): Int =
-    if n <= 1 then 1
-    else n * factorial(n - 1)
+fn factorial(n: Int): Int = if n <= 1 then 1 else n * factorial(n - 1)
 
 fn main(): Unit with {Console} = {
     let fibResult = fib(30)