Add context propagation to Command Meta entrypoint methods (#2735)

Signed-off-by: James Humphries <james@james-humphries.co.uk>

internal/command/state_test.go

@@ -33,7 +33,7 @@ func testStateBackups(t *testing.T, dir string) []string {
 func TestStateDefaultBackupExtension(t *testing.T) {
 	testCwdTemp(t)
 
-	s, err := (&StateMeta{}).State(encryption.Disabled())
+	s, err := (&StateMeta{}).State(t.Context(), encryption.Disabled())
 	if err != nil {
 		t.Fatal(err)
 	}