ci: Add apt-get update before install

This is standard practice and seems to resolve this this failure:

    Run limactl shell vm1 sudo DEBIAN_FRONTEND=noninteractive apt-get install -y iperf3
    Reading package lists...
    Building dependency tree...
    Reading state information...
    E: Unable to locate package iperf3

Signed-off-by: Nir Soffer <[email protected]>

Author: nirs

.github/workflows/test.yml

@@ -79,7 +79,9 @@ jobs:
           limactl shell vm1 ip a
       - name: "Lima: vm1: set up iperf3"
         run: |
-          limactl shell vm1 sudo DEBIAN_FRONTEND=noninteractive apt-get install -y iperf3
+          export DEBIAN_FRONTEND=noninteractive
+          limactl shell vm1 sudo apt-get update
+          limactl shell vm1 sudo apt-get install -y iperf3
           limactl shell vm1 sudo systemctl start iperf3.service
       - name: "Lima: vm1: get the IP"
         run: |
@@ -96,7 +98,9 @@ jobs:
           limactl shell vm2 ip a
       - name: "Lima: vm2: set up iperf3"
         run: |
-          limactl shell vm2 sudo DEBIAN_FRONTEND=noninteractive apt-get install -y iperf3
+          export DEBIAN_FRONTEND=noninteractive
+          limactl shell vm2 sudo apt-get update
+          limactl shell vm2 sudo apt-get install -y iperf3
       - name: "Lima: vm2: iperf3 (vm2 -> vm1)"
         run: |
           limactl shell vm2 iperf3 -c "$(cat /tmp/vm1_ip)"