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/tests/scripts/basic-build-test.sh b/tests/scripts/basic-build-test.sh
index 8fcde6f..83aa87a 100755
--- a/tests/scripts/basic-build-test.sh
+++ b/tests/scripts/basic-build-test.sh
@@ -30,7 +30,7 @@
 #
 # The tests focus on functionality and do not consider performance.
 #
-# Note the tests self-adapt due to configurations in include/mbedtls/config.h
+# Note the tests self-adapt due to configurations in include/mbedtls/mbedtls_config.h
 # which can lead to some tests being skipped, and can cause the number of
 # available tests to fluctuate.
 #
@@ -68,7 +68,7 @@
 export GNUTLS_CLI="$GNUTLS_CLI"
 export GNUTLS_SERV="$GNUTLS_SERV"
 
-CONFIG_H='include/mbedtls/config.h'
+CONFIG_H='include/mbedtls/mbedtls_config.h'
 CONFIG_BAK="$CONFIG_H.bak"
 
 # Step 0 - print build environment info