Fixup compile error from #9

Author: hazeycode

src/zaudio.zig

@@ -2718,7 +2718,7 @@ fn zaudioMalloc(size: usize, _: ?*anyopaque) callconv(.c) ?*anyopaque {
 
     const mem = mem_allocator.?.alignedAlloc(
         u8,
-        .fromByteUnits(mem_alignment),
+        mem_alignment,
         size,
     ) catch @panic("zaudio: out of memory");