yosys: Fixing the GitHub URL.
yosys: Fixing the GitHub URL.

litex-hub/litex-conda-compilers,litex-hub/litex-conda-eda,timvideos/conda-hdmi2usb-packages,timvideos/conda-misoc-lm32,SymbiFlow/conda-packages,timvideos/conda-misoc-lm32,SymbiFlow/conda-packages,timvideos/conda-hdmi2usb-packages,litex-hub/litex-conda-prog