Changes for SCMI v3.2 BET-1 release

 - Added NEGOTIATE_PROTOCOL_VERSION command to all protocols and incremented version of all protocols
 - Updated Clock tests to support clock protocol version 3.0
 - Changes in Pin control protocol to support SCMI v3.2 updates

Signed-off-by: Balaji Gontumukkala <balaji.gontumukkala@arm.com>