style: auto-format example files with lux fmt

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

examples/behavioral.lux

@@ -1,36 +1,19 @@
-// Demonstrating behavioral properties in Lux
-// Behavioral properties are compile-time guarantees about function behavior
-//
-// Expected output:
-// add(5, 3) = 8
-// factorial(5) = 120
-// multiply(7, 6) = 42
-// abs(-5) = 5
+fn add(a: Int, b: Int): Int is pure = a + b
 
-// A pure function - no side effects, same input always gives same output
-fn add(a: Int, b: Int): Int is pure =
-    a + b
+fn factorial(n: Int): Int is deterministic = if n <= 1 then 1 else n * factorial(n - 1)
 
-// A deterministic function - same input always gives same output
-fn factorial(n: Int): Int is deterministic =
-    if n <= 1 then 1
-    else n * factorial(n - 1)
+fn multiply(a: Int, b: Int): Int is commutative = a * b
 
-// A commutative function - order of arguments doesn't matter
-fn multiply(a: Int, b: Int): Int is commutative =
-    a * b
+fn abs(x: Int): Int is idempotent = if x < 0 then 0 - x else x
 
-// An idempotent function - absolute value
-fn abs(x: Int): Int is idempotent =
-    if x < 0 then 0 - x else x
-
-// Test the functions
 let sumResult = add(5, 3)
+
 let factResult = factorial(5)
+
 let productResult = multiply(7, 6)
+
 let absResult = abs(0 - 5)
 
-// Print results
 fn printResults(): Unit with {Console} = {
     Console.print("add(5, 3) = " + toString(sumResult))
     Console.print("factorial(5) = " + toString(factResult))