Clang-format: trivial fix on some headers (#5495)

Fix some headers style and remove them from whitelist

src/database-redis.h

@@ -24,9 +24,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #if USE_REDIS
 
-#include "database.h"
 #include <hiredis.h>
 #include <string>
+#include "database.h"
 
 class Settings;
 
@@ -52,4 +52,3 @@ class Database_Redis : public Database
 #endif // USE_REDIS
 
 #endif
-