Bump cloud.google.com/go/datastore from 1.14.0 to 1.15.0 (#3538)

Bumps [cloud.google.com/go/datastore](https://github.com/googleapis/google-cloud-go) from 1.14.0 to 1.15.0.
- [Release notes](https://github.com/googleapis/google-cloud-go/releases)
- [Changelog](https://github.com/googleapis/google-cloud-go/blob/main/documentai/CHANGES.md)
- [Commits](googleapis/google-cloud-go@kms/v1.14.0...kms/v1.15.0)

---
updated-dependencies:
- dependency-name: cloud.google.com/go/datastore
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	cloud.google.com/go/cloudtasks v1.12.1
-	cloud.google.com/go/datastore v1.14.0
+	cloud.google.com/go/datastore v1.15.0
 	cloud.google.com/go/logging v1.8.1
 	cloud.google.com/go/secretmanager v1.11.1
 	cloud.google.com/go/storage v1.33.0

go.sum

@@ -35,8 +35,8 @@ cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGB
 cloud.google.com/go/compute/metadata v0.2.3/go.mod h1:VAV5nSsACxMJvgaAuX6Pk2AawlZn8kiOGuCv6gTkwuA=
 cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
 cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk=
-cloud.google.com/go/datastore v1.14.0 h1:Mq0ApTRdLW3/dyiw+DkjTk0+iGIUvkbzaC8sfPwWTH4=
-cloud.google.com/go/datastore v1.14.0/go.mod h1:GAeStMBIt9bPS7jMJA85kgkpsMkvseWWXiaHya9Jes8=
+cloud.google.com/go/datastore v1.15.0 h1:0P9WcsQeTWjuD1H14JIY7XQscIPQ4Laje8ti96IC5vg=
+cloud.google.com/go/datastore v1.15.0/go.mod h1:GAeStMBIt9bPS7jMJA85kgkpsMkvseWWXiaHya9Jes8=
 cloud.google.com/go/firestore v1.1.0/go.mod h1:ulACoGHTpvq5r8rxGJ4ddJZBZqakUQqClKRT5SZwBmk=
 cloud.google.com/go/iam v1.1.2 h1:gacbrBdWcoVmGLozRuStX45YKvJtzIjJdAolzUs1sm4=
 cloud.google.com/go/iam v1.1.2/go.mod h1:A5avdyVL2tCppe4unb0951eI9jreack+RJ0/d+KUZOU=