Bump cloud.google.com/go/longrunning from 0.5.3 to 0.5.4

Bumps [cloud.google.com/go/longrunning](https://github.com/googleapis/google-cloud-go) from 0.5.3 to 0.5.4.
- [Release notes](https://github.com/googleapis/google-cloud-go/releases)
- [Changelog](https://github.com/googleapis/google-cloud-go/blob/main/CHANGES.md)
- [Commits](https://github.com/googleapis/google-cloud-go/compare/longrunning/v0.5.3...longrunning/v0.5.4)

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

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

go.mod

@@ -3,7 +3,7 @@ module github.com/smallstep/certificates
 go 1.20
 
 require (
-	cloud.google.com/go/longrunning v0.5.3
+	cloud.google.com/go/longrunning v0.5.4
 	cloud.google.com/go/security v1.15.4
 	github.com/Masterminds/sprig/v3 v3.2.3
 	github.com/dgraph-io/badger v1.6.2

go.sum

@@ -9,8 +9,8 @@ cloud.google.com/go/iam v1.1.3 h1:18tKG7DzydKWUnLjonWcJO6wjSCAtzh4GcRKlH/Hrzc=
 cloud.google.com/go/iam v1.1.3/go.mod h1:3khUlaBXfPKKe7huYgEpDn6FtgRyMEqbkvBxrQyY5SE=
 cloud.google.com/go/kms v1.15.3 h1:RYsbxTRmk91ydKCzekI2YjryO4c5Y2M80Zwcs9/D/cI=
 cloud.google.com/go/kms v1.15.3/go.mod h1:AJdXqHxS2GlPyduM99s9iGqi2nwbviBbhV/hdmt4iOQ=
-cloud.google.com/go/longrunning v0.5.3 h1:maKa7O9YTzmVzwdlRKr981U1Ys2auup6rpeMt8y3+RU=
-cloud.google.com/go/longrunning v0.5.3/go.mod h1:y/0ga59EYu58J6SHmmQOvekvND2qODbu8ywBBW7EK7Y=
+cloud.google.com/go/longrunning v0.5.4 h1:w8xEcbZodnA2BbW6sVirkkoC+1gP8wS57EUUgGS0GVg=
+cloud.google.com/go/longrunning v0.5.4/go.mod h1:zqNVncI0BOP8ST6XQD1+VcvuShMmq7+xFSzOL++V0dI=
 cloud.google.com/go/security v1.15.4 h1:sdnh4Islb1ljaNhpIXlIPgb3eYj70QWgPVDKOUYvzJc=
 cloud.google.com/go/security v1.15.4/go.mod h1:oN7C2uIZKhxCLiAAijKUCuHLZbIt/ghYEo8MqwD/Ty4=
 filippo.io/edwards25519 v1.0.0 h1:0wAIcmJUqRdI8IJ/3eGi5/HwXZWPujYXXlkrQogz0Ek=