Disable clang-format for sensitive blocks

Things like macro blocks should not be auto-formatted.

Signed-off-by: Tim Crawford <tcrawford@system76.com>

src/common/version.c

@@ -7,6 +7,7 @@
     #define __code
 #endif
 
+// clang-format off
 static const char __code BOARD[] =
     "76EC_BOARD="
     xstr(__BOARD__);
@@ -14,6 +15,7 @@ static const char __code BOARD[] =
 static const char __code VERSION[] =
     "76EC_VERSION="
     xstr(__FIRMWARE_VERSION__);
+// clang-format on
 
 const char * board() {
     return &BOARD[11];