Fixes verbosity check in mocsy_vars.F90

changes `IF (verbosity == .true.) THEN` to `IF (verbosity .eqv. .true.) THEN`

mocsy 2.3.3

changed intent in to out vars in pCO2atm2xCO2 and pistonvel

mocsy 2.3.2

mocsy 2.3.1

mocsy 2.3

mocsy 2.2.1

mocsy 2.2

mocsy 2.1.3

mocsy 2.1.2