vcsim: Lock alpine image tag to non-latest tag

Signed-off-by: Gabe Rosenhouse <gabriel.rosenhouse@broadcom.com>

simulator/container_host_system.go

@@ -216,7 +216,7 @@ func createSimulationHost(ctx *Context, host *HostSystem) (*simHost, error) {
 	execCmds = append(execCmds, netCmds...)
 
 	// create the container
-	sh.c, err = create(ctx, hName, hUuid, dockerNet, dockerVol, nil, dockerEnv, "alpine", []string{"sleep", "infinity"})
+	sh.c, err = create(ctx, hName, hUuid, dockerNet, dockerVol, nil, dockerEnv, "alpine:3.20.3", []string{"sleep", "infinity"})
 	if err != nil {
 		return nil, err
 	}