Update includes for each library file

Signed-off-by: Harry Ramsey <harry.ramsey@arm.com>
diff --git a/library/x509_internal.h b/library/x509_internal.h
index 78c5293..1ec808a 100644
--- a/library/x509_internal.h
+++ b/library/x509_internal.h
@@ -9,10 +9,11 @@
  */
 #ifndef MBEDTLS_X509_INTERNAL_H
 #define MBEDTLS_X509_INTERNAL_H
+
+#include "common.h"
 #include "mbedtls/private_access.h"
 
 #include "mbedtls/build_info.h"
-#include "common.h"
 
 #include "mbedtls/x509.h"
 #include "mbedtls/asn1.h"