[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

app/shell/shell.c

@@ -24,18 +24,16 @@
 #include <lk/debug.h>
 #include <lib/console.h>
 
-static void shell_init(const struct app_descriptor *app)
-{
+static void shell_init(const struct app_descriptor *app) {
     console_init();
 }
 
-static void shell_entry(const struct app_descriptor *app, void *args)
-{
+static void shell_entry(const struct app_descriptor *app, void *args) {
     console_start();
 }
 
 APP_START(shell)
 .init = shell_init,
- .entry = shell_entry,
-  APP_END
+.entry = shell_entry,
+APP_END