vendor: update compose-go to v2.0.0-rc.3

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

vendor/github.com/compose-spec/compose-go/v2/override/extends.go

@@ -0,0 +1,27 @@
+/*
+   Copyright 2020 The Compose Specification Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package override
+
+import "github.com/compose-spec/compose-go/v2/tree"
+
+func ExtendService(base, override map[string]any) (map[string]any, error) {
+	yaml, err := mergeYaml(base, override, tree.NewPath("services.x"))
+	if err != nil {
+		return nil, err
+	}
+	return yaml.(map[string]any), nil
+}