Don't add vm-test.all and container-test.all jobs to the matrix

.github/workflows/matrix.sh

@@ -16,6 +16,8 @@ nix flake show --json --all-systems \
         '
             map(select(.[0][-1] == "type" and .[1] == "derivation")
                 | .[0][0:-1] # Take each attribute name and drop `type`
+                | select(.[0:3] != ["hydraJobs", "vm-test", "all"]) # Skip the hydraJobs.vm-test.all jobs, which aggregate other jobs
+                | select(.[0:3] != ["hydraJobs", "container-test", "all"]) # Skip the hydraJobs.container-test.all jobs, which aggregate other jobs
                 | select(.[-1] != "all") # Skip attributes which are `all` jobs, presumably combining other jobs
                 | select(.[-1] | endswith("-aggregate") != true) # Skip attributes which end in `-aggregate`, because those just depend on other jobs which build them
                 | select(.[0] == "hydraJobs") # Select the hydraJobs which are not typically run in CI