clang-format: Gate out 18.1.6 changes

So `make format` in Fedora doesn't disagree with CI...

Signed-off-by: Hector Martin <[email protected]>

src/usb_types.h

@@ -200,9 +200,12 @@ struct usb_device_qualifier_descriptor {
  * to UTF16 and because we need to calculate the correct total size of the
  * string descriptor.
  */
+// 18.1.6 vs 18.1.1 diff
+// clang-format off
 #define make_usb_string_descriptor(str)                                                            \
     {.bLength = sizeof(struct usb_string_descriptor) + sizeof(u##str) - 2,                         \
      .bDescriptorType = USB_STRING_DESCRIPTOR,                                                     \
      .bString = u##str}
+// clang-format on
 
 #endif

src/utils.h

@@ -390,7 +390,10 @@ typedef struct {
     int count;
 } spinlock_t ALIGNED(SPINLOCK_ALIGN);
 
+// 18.1.6 vs 18.1.1 diff
+// clang-format off
 #define SPINLOCK_INIT       {-1, 0}
+// clang-format on
 #define DECLARE_SPINLOCK(n) spinlock_t n = SPINLOCK_INIT;
 
 void spin_init(spinlock_t *lock);