Merge #555: ci: do git clean before setting up keepkey

7d811cb ci: do git clean before setting up keepkey (Andrew Chow)

Pull request description:

  Need to make sure that nanopb does not exist before cloning. `git clean` takes care of this, as well as removing anything else that could potentially be problematic.

Top commit has no ACKs.

Tree-SHA512: 0b6eb432bcce24a3df4c856f0edc37cd778d082bc8052f18baa5d771ca3c60084e665c591eda189844f69a436899cf757c838400a1cd7ad08d10c5eab82730bf

test/setup_environment.sh

@@ -218,6 +218,7 @@ if [[ -n ${build_keepkey} ]]; then
 
     # Build the simulator. This is cached, but it is also fast
     if [ "$keepkey_setup_needed" == true ] ; then
+        git clean -ffdx
         git clone https://github.com/nanopb/nanopb.git -b nanopb-0.3.9.4
     fi
     cd nanopb/generator/proto