style: auto-format example files with lux fmt

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

examples/standard/primes.lux

@@ -1,25 +1,14 @@
-// Prime number utilities
+fn isPrime(n: Int): Bool = if n < 2 then false else isPrimeHelper(n, 2)
 
-fn isPrime(n: Int): Bool =
-    if n < 2 then false
-    else isPrimeHelper(n, 2)
+fn isPrimeHelper(n: Int, i: Int): Bool = if i * i > n then true else if n % i == 0 then false else isPrimeHelper(n, i + 1)
 
-fn isPrimeHelper(n: Int, i: Int): Bool =
-    if i * i > n then true
-    else if n % i == 0 then false
-    else isPrimeHelper(n, i + 1)
-
-// Find first n primes
-fn findPrimes(count: Int): Unit with {Console} =
-    findPrimesHelper(2, count)
+fn findPrimes(count: Int): Unit with {Console} = findPrimesHelper(2, count)
 
 fn findPrimesHelper(current: Int, remaining: Int): Unit with {Console} =
-    if remaining <= 0 then ()
-    else if isPrime(current) then {
-        Console.print(toString(current))
-        findPrimesHelper(current + 1, remaining - 1)
-    }
-    else findPrimesHelper(current + 1, remaining)
+    if remaining <= 0 then () else if isPrime(current) then {
+    Console.print(toString(current))
+    findPrimesHelper(current + 1, remaining - 1)
+} else findPrimesHelper(current + 1, remaining)
 
 fn main(): Unit with {Console} = {
     Console.print("First 20 prime numbers:")