Remove old argument

Author: spencerkclark

docker/prognostic_run/Dockerfile

@@ -31,7 +31,7 @@ COPY .environment-scripts/install-fv3net-python-dependencies.sh .
 RUN bash install-fv3net-python-dependencies.sh /fv3net
 
 COPY .environment-scripts/install-python-wrapper.sh .
-RUN CALLPYFORT=Y bash install-python-wrapper.sh /tmp/fortran-build/FV3 pip3
+RUN CALLPYFORT=Y bash install-python-wrapper.sh /tmp/fortran-build/FV3
 RUN python3 -c 'import fv3gfs.wrapper'
 
 # Override microphysics emulation