[formatting] run everything through codestyle

Almost nothing changes here except moving braces to the same line as the
function declaration. Everything else is largely whitespace changes and
a few dangling files with tab indents.

See scripts/codestyle

dev/dev.c

@@ -21,8 +21,7 @@
  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-void dev_init(void)
-{
+void dev_init(void) {
 
 }