Bump the kotlin group with 4 updates (#3051)

Bumps the kotlin group with 4 updates: [org.jetbrains.kotlin.android](https://github.com/JetBrains/kotlin), [org.jetbrains.kotlin.plugin.parcelize](https://github.com/JetBrains/kotlin), [com.google.devtools.ksp](https://github.com/google/ksp) and [org.jetbrains.kotlin:kotlin-reflect](https://github.com/JetBrains/kotlin).


Updates `org.jetbrains.kotlin.android` from 2.1.20 to 2.1.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.1.20...v2.1.21)

Updates `org.jetbrains.kotlin.plugin.parcelize` from 2.1.20 to 2.1.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.1.20...v2.1.21)

Updates `com.google.devtools.ksp` from 2.1.20-2.0.1 to 2.1.21-2.0.1
- [Release notes](https://github.com/google/ksp/releases)
- [Commits](google/ksp@2.1.20-2.0.1...2.1.21-2.0.1)

Updates `org.jetbrains.kotlin:kotlin-reflect` from 2.1.20 to 2.1.21
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.1.20...v2.1.21)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin.android
  dependency-version: 2.1.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin
- dependency-name: org.jetbrains.kotlin.plugin.parcelize
  dependency-version: 2.1.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin
- dependency-name: com.google.devtools.ksp
  dependency-version: 2.1.21-2.0.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin
- dependency-name: org.jetbrains.kotlin:kotlin-reflect
  dependency-version: 2.1.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: kotlin
...

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

Author: dependabot[bot]

FlowCrypt/build.gradle.kts

@@ -438,7 +438,7 @@ dependencies {
   testImplementation("com.shazam:shazamcrest:0.11")
   testImplementation("org.robolectric:robolectric:4.14.1")
   //we need it to test Parcelable implementation
-  testImplementation("org.jetbrains.kotlin:kotlin-reflect:2.1.20")
+  testImplementation("org.jetbrains.kotlin:kotlin-reflect:2.1.21")
   testImplementation("junit:junit:4.13.2")
   testImplementation("androidx.room:room-testing:2.7.1")
   testImplementation("io.github.classgraph:classgraph:4.8.179")

build.gradle.kts

@@ -7,11 +7,11 @@
 
 plugins {
   id("com.android.application") version "8.9.2" apply false
-  id("org.jetbrains.kotlin.android") version "2.1.20" apply false
+  id("org.jetbrains.kotlin.android") version "2.1.21" apply false
   id("androidx.navigation.safeargs.kotlin") version "2.8.9" apply false
   id("com.starter.easylauncher") version "6.4.0" apply false
-  id("org.jetbrains.kotlin.plugin.parcelize") version "2.1.20" apply false
-  id("com.google.devtools.ksp") version "2.1.20-2.0.1" apply false
+  id("org.jetbrains.kotlin.plugin.parcelize") version "2.1.21" apply false
+  id("com.google.devtools.ksp") version "2.1.21-2.0.2" apply false
   id("org.ajoberstar.grgit") version "5.3.0" apply false
 }