strip down downstream Dockerfile Perl deps

Author: mohawk2

docker/Dockerfile

@@ -26,8 +26,8 @@ RUN apt-get update \
 FROM deps as builder
 COPY . /pdl/src
 RUN cd /pdl/src && (cpanm -nq \
-	    Carp Devel::CheckLib ExtUtils::Depends ExtUtils::MakeMaker \
-	    ExtUtils::F77 ExtUtils::ParseXS File::Path File::Which \
+	    Devel::CheckLib ExtUtils::MakeMaker \
+	    ExtUtils::ParseXS File::Path File::Which \
 	&& cpanm -nq --installdeps . \
 	&& cpanm --verbose --build-args -j${NCPUS} . \
 	) || ( cat ~/.cpanm/build.log && false )