Remove unused files

Signed-off-by: Ulysses Souza <[email protected]>

cli/cmd/compose/testdata/compose-list-out-json.golden

@@ -1,7 +0,0 @@
-[
-    {
-        "ID": "123",
-        "Name": "myName123",
-        "Status": "Running"
-    }
-]

cli/cmd/compose/testdata/compose-list-out.golden

@@ -1,2 +0,0 @@
-NAME                STATUS
-myName123           Running

cli/cmd/testdata/secrets-out-json.golden

@@ -1,8 +0,0 @@
-[
-    {
-        "ID": "123",
-        "Name": "secret123",
-        "Labels": null,
-        "Description": "secret 1,2,3"
-    }
-]