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/scripts/apidoc_full.sh b/scripts/apidoc_full.sh
index 03bbb64..cf01e1f 100755
--- a/scripts/apidoc_full.sh
+++ b/scripts/apidoc_full.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-# Generate doxygen documentation with a full config.h (this ensures that every
+# Generate doxygen documentation with a full mbedtls_config.h (this ensures that every
 # available flag is documented, and avoids warnings about documentation
 # without a corresponding #define).
 #
@@ -24,7 +24,7 @@
 
 set -eu
 
-CONFIG_H='include/mbedtls/config.h'
+CONFIG_H='include/mbedtls/mbedtls_config.h'
 
 if [ -r $CONFIG_H ]; then :; else
     echo "$CONFIG_H not found" >&2