remove old link for gcc

Author: emard

README.md

@@ -85,11 +85,6 @@ alone without libraries and examples.
 The core comes without GCC for MIPS/RISC-V and tools to
 upload binary and FPGA bitstreams (ujprog, openocd, JTAGs).
 
-Precompiled binaries for linux and windows with 
-GCC MIPS and RISC-V can be fetched and installed
-separately, see http://www.nxlab.fer.hr/fpgarduino for 
-further instructions.
-
 There are some short scripts and patches to
 build GCC from source in 
 https://github.com/f32c/f32c/tree/master/src/compiler