Bump cloud.google.com/go/spanner from 1.45.0 to 1.45.1 (#172)

Bumps [cloud.google.com/go/spanner](https://github.com/googleapis/google-cloud-go) from 1.45.0 to 1.45.1.
- [Release notes](https://github.com/googleapis/google-cloud-go/releases)
- [Changelog](https://github.com/googleapis/google-cloud-go/blob/main/CHANGES.md)
- [Commits](googleapis/google-cloud-go@spanner/v1.45.0...spanner/v1.45.1)

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

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

go.mod

@@ -3,7 +3,7 @@ module github.com/sj14/dbbench
 go 1.14
 
 require (
-	cloud.google.com/go/spanner v1.45.0
+	cloud.google.com/go/spanner v1.45.1
 	github.com/denisenkom/go-mssqldb v0.12.3
 	github.com/go-sql-driver/mysql v1.7.0
 	github.com/gocql/gocql v1.3.2

go.sum

@@ -513,8 +513,9 @@ cloud.google.com/go/shell v1.4.0/go.mod h1:HDxPzZf3GkDdhExzD/gs8Grqk+dmYcEjGShZg
 cloud.google.com/go/shell v1.6.0/go.mod h1:oHO8QACS90luWgxP3N9iZVuEiSF84zNyLytb+qE2f9A=
 cloud.google.com/go/spanner v1.41.0/go.mod h1:MLYDBJR/dY4Wt7ZaMIQ7rXOTLjYrmxLE/5ve9vFfWos=
 cloud.google.com/go/spanner v1.44.0/go.mod h1:G8XIgYdOK+Fbcpbs7p2fiprDw4CaZX63whnSMLVBxjk=
-cloud.google.com/go/spanner v1.45.0 h1:7VdjZ8zj4sHbDw55atp5dfY6kn1j9sam9DRNpPQhqR4=
 cloud.google.com/go/spanner v1.45.0/go.mod h1:FIws5LowYz8YAE1J8fOS7DJup8ff7xJeetWEo5REA2M=
+cloud.google.com/go/spanner v1.45.1 h1:vHFqBMuPdTCwA8b9+IyQbGppQoqx7xJfcSa81d7gtAk=
+cloud.google.com/go/spanner v1.45.1/go.mod h1:FIws5LowYz8YAE1J8fOS7DJup8ff7xJeetWEo5REA2M=
 cloud.google.com/go/speech v1.6.0/go.mod h1:79tcr4FHCimOp56lwC01xnt/WPJZc4v3gzyT7FoBkCM=
 cloud.google.com/go/speech v1.7.0/go.mod h1:KptqL+BAQIhMsj1kOP2la5DSEEerPDuOP/2mmkhHhZQ=
 cloud.google.com/go/speech v1.8.0/go.mod h1:9bYIl1/tjsAnMgKGHKmBZzXKEkGgtU+MpdDPTE9f7y0=