Rename internal Camellia symbols

Symbols from the NTT Camellia sources, used in the builtin crypto
provider, could conflict with symbols from other libraries such as
OpenSSL's libcrypto.  Rename those like we rename the Gladman AES
symbols.

(cherry picked from commit 19c9cc879c6fdc9420d3d9e9fb3affbb692668b9)

ticket: 7626
version_fixed: 1.11.3
status: resolved