swap precedence ot bitwise and relational operators in P4_14 parser
swap precedence ot bitwise and relational operators in P4_14 parser

- follow grammar in P4_14 spec, rather than comments in the text

hanw/p4c,hanw/p4c,mbudiu-vmw/p4c-clone,hanw/p4c,p4lang/p4c,hanw/p4c,p4lang/p4c,p4lang/p4c,p4lang/p4c,p4lang/p4c,mbudiu-vmw/p4c-clone,mbudiu-vmw/p4c-clone,mbudiu-vmw/p4c-clone