Rename config.h to mbedtls_config.h

This commit was generated using the following script:

# ========================
#!/bin/sh
git ls-files | grep -v '^ChangeLog' | xargs sed -b -E -i '
s/((check|crypto|full|mbedtls|query)_config)\.h/\1\nh/g
s/config\.h/mbedtls_config.h/g
y/\n/./
'
mv include/mbedtls/config.h include/mbedtls/mbedtls_config.h
# ========================

Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
diff --git a/programs/fuzz/onefile.c b/programs/fuzz/onefile.c
index 7b9a590..efd8dbb 100644
--- a/programs/fuzz/onefile.c
+++ b/programs/fuzz/onefile.c
@@ -2,7 +2,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 
-/* This file doesn't use any Mbed TLS function, but grab config.h anyway
+/* This file doesn't use any Mbed TLS function, but grab mbedtls_config.h anyway
  * in case it contains platform-specific #defines related to malloc or
  * stdio functions. */
 #include "mbedtls/build_info.h"