install pci_ids_parser before testing libhermit-rs

tests.sh

@@ -19,6 +19,7 @@ cargo --version # dump version of the Rust toolchain
 cargo install cargo-xbuild
 rustup component add rust-src
 cargo install --git https://github.com/hermitcore/objmv.git
+cargo install --git https://github.com/hermitcore/pci_ids_parser.git
 mkdir build
 cd build
 cmake ..