build(deps): bump github.com/containerd/containerd from 1.5.2 to 1.5.4

Bumps [github.com/containerd/containerd](https://github.com/containerd/containerd) from 1.5.2 to 1.5.4.
- [Release notes](https://github.com/containerd/containerd/releases)
- [Changelog](https://github.com/containerd/containerd/blob/main/RELEASES.md)
- [Commits](https://github.com/containerd/containerd/compare/v1.5.2...v1.5.4)

---
updated-dependencies:
- dependency-name: github.com/containerd/containerd
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/Microsoft/hcsshim/internal/mergemaps/merge.go

@@ -1,52 +0,0 @@
-package mergemaps
-
-import "encoding/json"
-
-// Merge recursively merges map `fromMap` into map `ToMap`. Any pre-existing values
-// in ToMap are overwritten. Values in fromMap are added to ToMap.
-// From http://stackoverflow.com/questions/40491438/merging-two-json-strings-in-golang
-func Merge(fromMap, ToMap interface{}) interface{} {
-	switch fromMap := fromMap.(type) {
-	case map[string]interface{}:
-		ToMap, ok := ToMap.(map[string]interface{})
-		if !ok {
-			return fromMap
-		}
-		for keyToMap, valueToMap := range ToMap {
-			if valueFromMap, ok := fromMap[keyToMap]; ok {
-				fromMap[keyToMap] = Merge(valueFromMap, valueToMap)
-			} else {
-				fromMap[keyToMap] = valueToMap
-			}
-		}
-	case nil:
-		// merge(nil, map[string]interface{...}) -> map[string]interface{...}
-		ToMap, ok := ToMap.(map[string]interface{})
-		if ok {
-			return ToMap
-		}
-	}
-	return fromMap
-}
-
-// MergeJSON merges the contents of a JSON string into an object representation,
-// returning a new object suitable for translating to JSON.
-func MergeJSON(object interface{}, additionalJSON []byte) (interface{}, error) {
-	if len(additionalJSON) == 0 {
-		return object, nil
-	}
-	objectJSON, err := json.Marshal(object)
-	if err != nil {
-		return nil, err
-	}
-	var objectMap, newMap map[string]interface{}
-	err = json.Unmarshal(objectJSON, &objectMap)
-	if err != nil {
-		return nil, err
-	}
-	err = json.Unmarshal(additionalJSON, &newMap)
-	if err != nil {
-		return nil, err
-	}
-	return Merge(newMap, objectMap), nil
-}