Upgrade terraform provider rancher2 to v4.0.0

[iwahbe]

Fixes #373

[github-actions]

Does the PR have any schema changes?

Does the PR have any schema changes?

Found 18 breaking changes:

Resources

• 🔴 "rancher2:index/activeDirectory:ActiveDirectory" missing
• 🔴 "rancher2:index/clusterAlterGroup:ClusterAlterGroup" missing
• 🔴 "rancher2:index/clusterAlterRule:ClusterAlterRule" missing
• 🔴 "rancher2:index/roleTempalte:RoleTempalte" missing

Functions

• 🔴 "rancher2:index/getClusterAlterRule:getClusterAlterRule" missing
• 🔴 "rancher2:index/getRoleTempalte:getRoleTempalte" missing

Types

• 🔴 "rancher2:index/ClusterAlterGroupRecipient:ClusterAlterGroupRecipient" missing
• 🔴 "rancher2:index/ClusterAlterRuleEventRule:ClusterAlterRuleEventRule" missing
• 🔴 "rancher2:index/ClusterAlterRuleMetricRule:ClusterAlterRuleMetricRule" missing
• 🔴 "rancher2:index/ClusterAlterRuleNodeRule:ClusterAlterRuleNodeRule" missing
• 🔴 "rancher2:index/ClusterAlterRuleSystemServiceRule:ClusterAlterRuleSystemServiceRule" missing
• 🔴 "rancher2:index/RoleTempalteRule:RoleTempalteRule" missing
• 🔴 "rancher2:index/getClusterAlterRuleEventRule:getClusterAlterRuleEventRule" missing
• 🔴 "rancher2:index/getClusterAlterRuleMetricRule:getClusterAlterRuleMetricRule" missing
• 🔴 "rancher2:index/getClusterAlterRuleNodeRule:getClusterAlterRuleNodeRule" missing
• 🔴 "rancher2:index/getClusterAlterRuleSystemServiceRule:getClusterAlterRuleSystemServiceRule" missing
• 🟢 "rancher2:index/getClusterV2RkeConfig:getClusterV2RkeConfig": required: "machineSelectorFiles" property has changed to Required
• 🔴 "rancher2:index/getRoleTempalteRule:getRoleTempalteRule" missing

New functions:

• index/getClusterAlertRule.getClusterAlertRule

Maintainer note: consult the runbook for dealing with any breaking changes.