Release v0.84.0 (#3014)

Author: kddejong

Diff for: CHANGELOG.md

@@ -1,3 +1,10 @@
+### v0.84.0
+###### CloudFormation Specifications
+- Update CloudFormation specs to `154.0.0` (pull #[3005](https://github.com/aws-cloudformation/cfn-lint/pull/3005))
+- Add db.serverless to neptune instance classes (pull #[3009](https://github.com/aws-cloudformation/cfn-lint/pull/3009))
+###### Fixes
+- Drop python 3.7 support (pull #[3005](https://github.com/aws-cloudformation/cfn-lint/pull/3005))
+
 ### v0.83.8
 ###### CloudFormation Specifications
 - Update CloudFormation specs to `153.0.0` (pull #[2986](https://github.com/aws-cloudformation/cfn-lint/pull/2986))

Diff for: README.md

@@ -324,7 +324,7 @@ If you'd like cfn-lint to be run automatically when making changes to files in y
 ```yaml
 repos:
 - repo: https://github.com/aws-cloudformation/cfn-lint
-  rev: v0.83.8  # The version of cfn-lint to use
+  rev: v0.84.0  # The version of cfn-lint to use
   hooks:
     - id: cfn-lint
       files: path/to/cfn/dir/.*\.(json|yml|yaml)$
@@ -334,7 +334,7 @@ If you are using a `.cfnlintrc` and specifying the `templates` or `ignore_templa
 ```yaml
 repos:
 - repo: https://github.com/aws-cloudformation/cfn-lint
-  rev: v0.83.8  # The version of cfn-lint to use
+  rev: v0.84.0  # The version of cfn-lint to use
   hooks:
     - id: cfn-lint-rc
 ```

Diff for: src/cfnlint/version.py

@@ -3,4 +3,4 @@
 SPDX-License-Identifier: MIT-0
 """
 
-__version__ = "0.83.8"
+__version__ = "0.84.0"