Delete useless Binutils programs

Obviously elfedit and readelf are not useful on Windows. GProf has not
worked on Windows since Binutils 2.36 because it doesn't support PIE. It
was never effective in the first place, so it probably wasn't ever worth
including.

Author: skeeto

Dockerfile

@@ -157,7 +157,8 @@ RUN /binutils-$BINUTILS_VERSION/configure \
         CFLAGS="-Os" \
         LDFLAGS="-s" \
  && make MAKEINFO=true -j$(nproc) \
- && make MAKEINFO=true install
+ && make MAKEINFO=true install \
+ && rm $PREFIX/bin/elfedit.exe $PREFIX/bin/gprof.exe $PREFIX/bin/readelf.exe
 
 WORKDIR /gmp
 RUN /gmp-$GMP_VERSION/configure \