build(deps): bump serializationVersion from 1.5.0 to 1.5.1

Bumps `serializationVersion` from 1.5.0 to 1.5.1.

Updates `org.jetbrains.kotlinx:kotlinx-serialization-protobuf` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.5.0...v1.5.1)

Updates `org.jetbrains.kotlinx:kotlinx-serialization-json` from 1.5.0 to 1.5.1
- [Release notes](https://github.com/Kotlin/kotlinx.serialization/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.serialization/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx.serialization@v1.5.0...v1.5.1)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlinx:kotlinx-serialization-protobuf
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlinx:kotlinx-serialization-json
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

app/build.gradle.kts

@@ -146,7 +146,7 @@ tasks.withType<org.jetbrains.kotlin.gradle.tasks.KotlinCompile>().configureEach
 
 dependencies {
   val coroutinesVersion = "1.6.4"
-  val serializationVersion = "1.5.0"
+  val serializationVersion = "1.5.1"
   implementation("ch.acra:acra-mail:5.10.0-beta03")
   implementation("com.melnykov:floatingactionbutton:1.3.0")
   implementation("io.reactivex.rxjava2:rxjava:2.2.21")