Don't restyle end of file

Move the *INDENT-ON* annotation to the end of the file so that
uncrustify does not restyle the later sections (since it introduces a
risk of future problems).

Signed-off-by: David Horstmann <david.horstmann@arm.com>
diff --git a/include/mbedtls/bn_mul.h b/include/mbedtls/bn_mul.h
index c04e31e..bce9ce3 100644
--- a/include/mbedtls/bn_mul.h
+++ b/include/mbedtls/bn_mul.h
@@ -954,7 +954,6 @@
 #endif /* MSVC */
 
 #endif /* MBEDTLS_HAVE_ASM */
-/* *INDENT-ON* */
 
 #if !defined(MULADDC_CORE)
 #if defined(MBEDTLS_HAVE_UDBL)
@@ -1003,4 +1002,5 @@
 #endif /* C (generic)  */
 #endif /* C (longlong) */
 
+/* *INDENT-ON* */
 #endif /* bn_mul.h */