chore(spanner): bump to latest and regenerate golden test files

[fredrikaverpil]

Why?

Spanner v1.72.0 requires us to regenerate/update some golden test files.

[go-test] --- FAIL: TestDatabaseDescriptorCodeGenerator_GenerateCode (0.00s)
[go-test]     --- FAIL: TestDatabaseDescriptorCodeGenerator_GenerateCode/database/testdata/2.sql (0.05s)
[go-test]         goldenfile_test.go:42: assertion failed: 
[go-test]             --- expected
[go-test]             +++ actual
[go-test]             @@ -18,5 +18,5 @@
[go-test]              		singerId: columnDescriptor{
[go-test]              			columnID:             "SingerId",
[go-test]             -			columnType:           spansql.Type{Array: false, Base: 1, Len: 0},
[go-test]             +			columnType:           spansql.Type{Array: false, Base: 1, Len: 0, ProtoRef: ""},
[go-test]              			notNull:              true,
[go-test]              			allowCommitTimestamp: false,

...

What?

I ran this and closed my eyes

$ go get cloud.google.com/go/spanner@latest                 
go: downloading cloud.google.com/go v0.118.2
go: downloading cloud.google.com/go/spanner v1.75.0
go: downloading github.com/golang/mock v1.7.0-rc.1
go: upgraded cloud.google.com/go v0.116.0 => v0.118.1
go: upgraded cloud.google.com/go/iam v1.3.0 => v1.3.1
go: upgraded cloud.google.com/go/longrunning v0.6.3 => v0.6.4
go: upgraded cloud.google.com/go/monitoring v1.22.0 => v1.23.0
go: upgraded cloud.google.com/go/spanner v1.70.0 => v1.75.0
go: upgraded github.com/GoogleCloudPlatform/grpc-gcp-go/grpcgcp v1.5.0 => v1.5.2
go: upgraded go.opentelemetry.io/otel/sdk v1.33.0 => v1.34.0
go: upgraded google.golang.org/genproto v0.0.0-20241015192408-796eee8c2d53 => v0.0.0-20250122153221-138b5a5a4fd4

$ make spanner-generate

...

$ go test ./internal/codegen/... -update -tags=testdata.1.sql.database -tags=testdata2.sql.database -tags=testdata3.sql.database

?       go.einride.tech/spanner-aip/internal/codegen    [no test files]
ok      go.einride.tech/spanner-aip/internal/codegen/databasecodegen    1.710s
ok      go.einride.tech/spanner-aip/internal/codegen/descriptorcodegen  0.987s
?       go.einride.tech/spanner-aip/internal/codegen/typescodegen       [no test files]

$ git status

On branch bump-spanner
Your branch is up to date with 'origin/bump-spanner'.

Changes not staged for commit:
  (use "git add <file>..." to update what will be committed)
  (use "git restore <file>..." to discard changes in working directory)
        modified:   internal/codegen/descriptorcodegen/testdata/1.sql.database.go
        modified:   internal/codegen/descriptorcodegen/testdata/2.sql.database.go
        modified:   internal/codegen/descriptorcodegen/testdata/3.sql.database.go

no changes added to commit (use "git add" and/or "git commit -a")

Notes

• Shouldn't this be generated on make spanner-generate? 🤔
• Let's merge this before chore(deps): bump the go-dependencies group with 6 updates #553