CI: Update package lists before adding packages

Author: matt335672

scripts/install_astyle_dependencies_with_apt.sh

@@ -3,4 +3,5 @@ set -eufx
 
 PACKAGES="subversion cmake"
 
-apt-get -yq --no-install-suggests --no-install-recommends install $PACKAGES
+apt-get update
+apt-get -yq --no-install-suggests --no-install-recommends install $PACKAGES

scripts/install_cppcheck_dependencies_with_apt.sh

@@ -3,4 +3,5 @@ set -eufx
 
 PACKAGES="libz3-dev z3"
 
+apt-get update
 apt-get -yq --no-install-suggests --no-install-recommends install $PACKAGES

scripts/install_xrdp_build_dependencies_with_apt.sh

@@ -89,6 +89,7 @@ in
         ;;
 esac
 
+apt-get update
 apt-get -yq \
     --no-install-suggests \
     --no-install-recommends \