`pluginVerifierIdeVersions` - upgrade to `2020.1.4, 2020.2.3, 2020.3.1`

CHANGELOG.md

@@ -14,6 +14,7 @@
 - Dependencies - upgrade `detekt-formatting` to `1.15.0`
 - Dependencies - upgrade `io.gitlab.arturbosch.detekt` to `1.15.0`
 - README: Clarify the Java usage in the project
+- `pluginVerifierIdeVersions` - upgrade to `2020.1.4, 2020.2.3, 2020.3.1`
 
 ### Fixed
 - Return `Supplier<@Nls String>` instead of `String` in `MyBundle.messagePointer`

gradle.properties

@@ -8,7 +8,7 @@ pluginSinceBuild = 201
 pluginUntilBuild = 203.*
 # Plugin Verifier integration -> https://github.com/JetBrains/gradle-intellij-plugin#plugin-verifier-dsl
 # See https://jb.gg/intellij-platform-builds-list for available build versions
-pluginVerifierIdeVersions = 2020.1.4, 2020.2.3, 2020.3
+pluginVerifierIdeVersions = 2020.1.4, 2020.2.3, 2020.3.1
 
 platformType = IC
 platformVersion = 2020.1