fix test script

Author: vanhauser-thc

.github/workflows/setup-deps.sh

@@ -19,5 +19,7 @@
 set -e
 set -x
 
+sudo apt-get update
+sudo apt-get upgrade -y
 sudo apt install -y valgrind uuid-dev
 wget https://www.antlr.org/download/antlr-4.8-complete.jar