Bump up version to v0.3.1

Author: wata727

CHANGELOG.md

@@ -1,3 +1,25 @@
+## 0.3.1 (2021-04-04)
+
+### Enhancements
+
+- [#92](https://github.com/terraform-linters/tflint-ruleset-aws/pull/92): rules: Update aws_mq_broker_invalid_engine_type.go
+- [#95](https://github.com/terraform-linters/tflint-ruleset-aws/pull/95): Bump terraform-provider-aws and aws-sdk-go submodule
+
+### BugFixes
+
+- [#85](https://github.com/terraform-linters/tflint-ruleset-aws/pull/85) [#96](https://github.com/terraform-linters/tflint-ruleset-aws/pull/96): Bump tflint-plugin-sdk
+
+### Chores
+
+- [#82](https://github.com/terraform-linters/tflint-ruleset-aws/pull/82): Bump github.com/google/go-cmp from 0.5.4 to 0.5.5
+- [#83](https://github.com/terraform-linters/tflint-ruleset-aws/pull/83): Bump github.com/hashicorp/hcl/v2 from 2.9.0 to 2.9.1
+- [#86](https://github.com/terraform-linters/tflint-ruleset-aws/pull/86): Bump github.com/zclconf/go-cty from 1.8.0 to 1.8.1
+- [#88](https://github.com/terraform-linters/tflint-ruleset-aws/pull/88): Update link to full list of rules
+- [#89](https://github.com/terraform-linters/tflint-ruleset-aws/pull/89): Update rules documentation index
+- [#91](https://github.com/terraform-linters/tflint-ruleset-aws/pull/91): Bump github.com/hashicorp/terraform-plugin-sdk/v2 from 2.4.4 to 2.5.0
+- [#93](https://github.com/terraform-linters/tflint-ruleset-aws/pull/93): Correct spelling
+- [#94](https://github.com/terraform-linters/tflint-ruleset-aws/pull/94): Bump github.com/aws/aws-sdk-go from 1.37.25 to 1.38.12
+
 ## 0.3.0 (2021-03-06)
 
 ### Enhancements

project/main.go

@@ -3,7 +3,7 @@ package project
 import "fmt"
 
 // Version is ruleset version
-const Version string = "0.3.0"
+const Version string = "0.3.1"
 
 // ReferenceLink returns the rule reference link
 func ReferenceLink(name string) string {