prebuilt pandoc deps for CI. use for https://github.com/arm4rpi/pandoc-arm
These deps are build with Github Actions. Before build pandoc, need update the .cabal directory. For example, if build with root user:
sed -i 's/\/home\/runner/\/root/g' /root/.cabal/store/ghc-8.6.5/package.db/*.conf
ghc-pkg recache -v -f /root/.cabal/store/ghc-8.6.5/package.db/