chore: release 7.0.0

[release-please]

🤖 I have created a release *beep* *boop*

7.0.0 (2020-01-29)

⚠ BREAKING CHANGES

• Minimum beta provider version increased to 3.1 to allow surge upgrades.
• beta clusters now have surge upgrades turned on by default. This behavior can be tuned using the max_surge and max_unavailable inputs.
• moves node pool state location to allow using for_each on them

Features

• Add a service activation module (#146) (658ea51)
• Enable Surge Upgrades by specifying max_surge and max_unavailable (Beta) (#394) (e4abe78)
• move to using for_each for node pools (#257) (7d0c9aa)
• Tweak formatting in readme.txt (#410) (c656a5c)

Bug Fixes

• change pod_security_policy_config type to list(object()) (#408) (a99352a)

• Removed dependency on jq from wait-for-cluster.sh script (#402) (d2a5e28)

• Prepare upgrade guide for 7.0 (Prepare upgrade guide for 7.0 #407) (156952d), closes #407

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