Bump multiplatform from 1.7.0-RC to 1.7.0-RC2 (#14)

Bumps [multiplatform](https://github.com/JetBrains/kotlin) from 1.7.0-RC to 1.7.0-RC2.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v1.7.0-RC2/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.7.0-RC...v1.7.0-RC2)

---
updated-dependencies:
- dependency-name: multiplatform
  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

@@ -2,7 +2,7 @@ import org.jetbrains.kotlin.gradle.plugin.mpp.*
 import org.jetbrains.kotlin.konan.target.*
 
 plugins {
-    kotlin("multiplatform") version "1.7.0-RC"
+    kotlin("multiplatform") version "1.7.0-RC2"
 }
 
 repositories {