Fix recent clang-format breaking quantum.c (#8282)

quantum/quantum.c

@@ -642,8 +642,8 @@ void matrix_scan_quantum() {
 // Functions for spitting out values
 //
 
-void send_dword(uint32_t number) {  // this might not actually work
-    uint16_tword = (number >> 16);
+void send_dword(uint32_t number) {
+    uint16_t word = (number >> 16);
     send_word(word);
     send_word(number & 0xFFFFUL);
 }