Bump org.jetbrains.intellij from 1.15.0 to 1.16.0

Bumps org.jetbrains.intellij from 1.15.0 to 1.16.0.

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

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle.kts

@@ -5,7 +5,7 @@ fun properties(key: String) = project.findProperty(key).toString()
 
 plugins {
     id("java")
-    id("org.jetbrains.intellij") version "1.15.0"
+    id("org.jetbrains.intellij") version "1.16.0"
     id("org.jetbrains.changelog") version "2.1.2"
 }