build(deps): bump com.google.errorprone:error_prone_core (#905)

Bumps [com.google.errorprone:error_prone_core](https://github.com/google/error-prone) from 2.19.1 to 2.20.0.
- [Release notes](https://github.com/google/error-prone/releases)
- [Commits](google/error-prone@v2.19.1...v2.20.0)

---
updated-dependencies:
- dependency-name: com.google.errorprone:error_prone_core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle.kts

@@ -23,7 +23,7 @@ repositories {
     mavenCentral()
 }
 
-val errorproneVersion = "2.19.1"
+val errorproneVersion = "2.20.0"
 val spotBugsVersion = "4.7.3"
 val slf4jVersion = "2.0.0"
 val androidGradlePluginVersion = "7.3.1"