Remove `dependabot` and `go.mod` `aws-sdk-go-v2` exclusions #2650

Job	Run time
go mod download	39s
markdown-lint	23s
go build	5m 30s
go test	7m 39s
go generate	2m 59s
importlint	31s
Sweeper Functions Not Linked	2m 53s
terraform providers schema	25s
tfproviderdocs	27s
	21m 26s

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