pkgs/development/interpreters/octave/hooks: remove unused hook file

# Setup hook for writing octave packages that are run-time dependencies for

# another package to a nix-support file.

# `echo`s the full path name to the package derivation that is required.

echo "Sourcing octave-write-required-octave-packages-hook.sh"

octaveWriteRequiredOctavePackagesPhase() {

    echo "Executing octaveWriteRequiredOctavePackagesPhase"

    mkdir -p $out/nix-support

    echo ${requiredOctavePackages} > $out/nix-support/required-octave-packages

}

# Yes its a bit long...

if [ -z "${dontWriteRequiredOctavePackagesPhase-}" ]; then

    echo "Using octaveWriteRequiredOctavePackagesPhase"

    appendToVar preDistPhases octaveWriteRequiredOctavePackagesPhase

fi