gapil/compiler: Cast return expressions to the signature return type
gapil/compiler: Cast return expressions to the signature return type

The resolver only promises that they can be cast, not exact types.

google/agi,google/gapid,pmuetschard/gapid,google/gapid,google/agi,google/agi,Qining/gapid,google/agi,Qining/gapid,google/agi,google/gapid,pmuetschard/gapid,google/gapid,pmuetschard/gapid,Qining/gapid,google/gapid,pmuetschard/gapid,pmuetschard/gapid,google/agi,Qining/gapid,pmuetschard/gapid,google/agi,google/gapid,Qining/gapid,Qining/gapid,pmuetschard/gapid,pmuetschard/gapid,google/agi,google/gapid,google/gapid,Qining/gapid,Qining/gapid