scripts: Add missing system dependencies

Bug: None
Change-Id: I2f1a3f68cce1bd18f20bb7b10e113e504ee43fcd
diff --git a/scripts/check_system_dependencies.sh b/scripts/check_system_dependencies.sh
index 61b792a..f69b312 100755
--- a/scripts/check_system_dependencies.sh
+++ b/scripts/check_system_dependencies.sh
@@ -3,7 +3,7 @@
 set -e
 set -u
 
-DEPS=(libpixman-1-dev libstdc++-8-dev)
+DEPS=(libpixman-1-dev libstdc++-8-dev pkg-config libglib2.0-dev)
 
 if dpkg -V ${DEPS[@]}; then
   echo "System dependencies appear to be installed."