Remove references to MBEDTLS_AESCE_C and MBEDTLS_HAVE_ARM64
that aren't needed in this backport

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/library/aes.c b/library/aes.c
index 0ab3ea7..f199270 100644
--- a/library/aes.c
+++ b/library/aes.c
@@ -1849,11 +1849,6 @@
             mbedtls_printf("  AES note: using AESNI.\n");
         } else
 #endif
-#if defined(MBEDTLS_AESCE_C) && defined(MBEDTLS_HAVE_ARM64)
-        if (mbedtls_aesce_has_support()) {
-            mbedtls_printf("  AES note: using AESCE.\n");
-        } else
-#endif
         mbedtls_printf("  AES note: built-in implementation.\n");
 #endif /* MBEDTLS_AES_ALT */
     }