Bump jvm from 1.6.10 to 1.6.20 (#1)

Bumps jvm from 1.6.10 to 1.6.20.

---
updated-dependencies:
- dependency-name: jvm
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

@@ -1,7 +1,7 @@
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
-    kotlin("jvm") version "1.6.10"
+    kotlin("jvm") version "1.6.20"
     `maven-publish`
 
     id("org.jmailen.kotlinter") version "3.9.0"