Add OpenTofu exclude parameter support #757

Job	Run time
tfswitch	22s
specific required_version	19s
TFC Workspace	1m 16s
TERRAFORM_VERSION range	31s
required_version range	19s
TFC Cloud Configuration	1m 1s
Partial TFC Cloud Configuration with tags	58s
OPENTOFU_VERSION with tofu action	27s
Remote State file	2m 38s
OPENTOFU_VERSION pre-release with tofu action	25s
tofuenv	24s
required_version with a v prefix	23s
asdf	20s
Partial TFC Cloud Configuration	1m 3s
latest	28s
Version detection on arm	1m 15s
Local State file	22s
provider versions	33s
tfenv	22s
OPENTOFU_VERSION with terraform action	25s
Prefer OpenTofu, but only Terraform matches constraints	21s
Get version constraint from hard to parse file	26s
	14m 38s

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