add missing trailing newlines

src/std/crypto.zr

@@ -410,4 +410,4 @@ func crypto.x25519.scalarmult[scalar: ptr, point: ptr] : ptr
     mem.zero_and_free(f, 16 * 8)
     mem.zero_and_free(x, 16 * 8)
     mem.free(magic)
-    return out
+    return out

src/std/std.zr

@@ -669,4 +669,4 @@ func net.close[s: i64] : void
     _builtin_syscall(SYS_close, s)
 
 func net.pack_addr[a: i64, b: i64, c: i64, d: i64] : i64
-    return (a << 24) | (b << 16) | (c << 8) | d
+    return (a << 24) | (b << 16) | (c << 8) | d