build(deps): bump github.com/open-policy-agent/opa from 1.4.2 to 1.5.0

Bumps [github.com/open-policy-agent/opa](https://github.com/open-policy-agent/opa) from 1.4.2 to 1.5.0.
- [Release notes](https://github.com/open-policy-agent/opa/releases)
- [Changelog](https://github.com/open-policy-agent/opa/blob/main/CHANGELOG.md)
- [Commits](https://github.com/open-policy-agent/opa/compare/v1.4.2...v1.5.0)

---
updated-dependencies:
- dependency-name: github.com/open-policy-agent/opa
  dependency-version: 1.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

vendor/github.com/open-policy-agent/opa/internal/ref/ref.go

@@ -16,10 +16,7 @@ import (
 // ParseDataPath returns a ref from the slash separated path s rooted at data.
 // All path segments are treated as identifier strings.
 func ParseDataPath(s string) (ast.Ref, error) {
-
-	s = "/" + strings.TrimPrefix(s, "/")
-
-	path, ok := storage.ParsePath(s)
+	path, ok := storage.ParsePath("/" + strings.TrimPrefix(s, "/"))
 	if !ok {
 		return nil, errors.New("invalid path")
 	}
@@ -29,7 +26,7 @@ func ParseDataPath(s string) (ast.Ref, error) {
 
 // ArrayPath will take an ast.Array and build an ast.Ref using the ast.Terms in the Array
 func ArrayPath(a *ast.Array) ast.Ref {
-	var ref ast.Ref
+	ref := make(ast.Ref, 0, a.Len())
 
 	a.Foreach(func(term *ast.Term) {
 		ref = append(ref, term)