added missing toolchainopts (pic) to goolf-1.4.10

toolchainopts were available for both toolchains (both versions {,-bare})),
but missing in this one. PIC is needed for language bindings (e.g. SWIG).
Merge pull request #299 from xaver42/bugfix_perl_goolf_toolchainopts

added missing toolchainopts (pic) to goolf-1.4.10