Add space to a comment inside make_spirv_raw (#4804)

wgpu/src/util/mod.rs

@@ -49,7 +49,7 @@ pub fn make_spirv_raw(data: &[u8]) -> Cow<'_, [u32]> {
     );
     assert_ne!(data.len(), 0, "data size must be larger than zero");
 
-    //If the data happens to be aligned, directly use the byte array,
+    // If the data happens to be aligned, directly use the byte array,
     // otherwise copy the byte array in an owned vector and use that instead.
     let mut words = if data.as_ptr().align_offset(align_of::<u32>()) == 0 {
         let (pre, words, post) = unsafe { data.align_to::<u32>() };