style: auto-format example files with lux fmt

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

examples/stress_shared_rc.lux

@@ -1,12 +1,7 @@
-// Stress test for RC system WITH shared references
-// Forces rc>1 path by keeping aliases
-
 fn processWithAlias(n: Int): Int = {
     let nums = List.range(1, n)
-    let alias = nums  // This increments rc, forcing copy path
-    let _len = List.length(alias)  // Use the alias
-
-    // Now nums has rc>1, so map must allocate new
+    let alias = nums
+    let _len = List.length(alias)
     let doubled = List.map(nums, fn(x: Int): Int => x * 2)
     let filtered = List.filter(doubled, fn(x: Int): Bool => x > n)
     let reversed = List.reverse(filtered)
@@ -15,12 +10,9 @@ fn processWithAlias(n: Int): Int = {
 
 fn main(): Unit = {
     Console.print("=== RC Stress Test (Shared Refs) ===")
-
-    // Run multiple iterations with shared references
     let result1 = processWithAlias(100)
     let result2 = processWithAlias(200)
     let result3 = processWithAlias(500)
     let result4 = processWithAlias(1000)
-
     Console.print("Completed 4 chains with shared refs")
 }