Bump org.jetbrains.changelog from 1.1.2 to 1.2.1 (#22)

Bumps org.jetbrains.changelog from 1.1.2 to 1.2.1.

---
updated-dependencies:
- dependency-name: org.jetbrains.changelog
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

build.gradle.kts

@@ -13,7 +13,7 @@ plugins {
     // gradle-intellij-plugin - read more: https://github.com/JetBrains/gradle-intellij-plugin
     id("org.jetbrains.intellij") version "1.1.4"
     // gradle-changelog-plugin - read more: https://github.com/JetBrains/gradle-changelog-plugin
-    id("org.jetbrains.changelog") version "1.1.2"
+    id("org.jetbrains.changelog") version "1.2.1"
     // detekt linter - read more: https://detekt.github.io/detekt/gradle.html
     id("io.gitlab.arturbosch.detekt") version "1.17.1"
     // ktlint linter - read more: https://github.com/JLLeitschuh/ktlint-gradle