Update dependency net.ltgt.gradle:gradle-nullaway-plugin to v2 (#255)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -50,7 +50,7 @@ errorprone-core = "com.google.errorprone:error_prone_core:2.24.1"
 errorprone-javac = "com.google.errorprone:javac:9+181-r4173-1"
 spotless-plugin = { module = "com.diffplug.spotless:spotless-plugin-gradle", version.ref = "spotless" }
 errorprone-plugin = "net.ltgt.gradle:gradle-errorprone-plugin:3.1.0"
-nullaway-plugin = "net.ltgt.gradle:gradle-nullaway-plugin:1.6.0"
+nullaway-plugin = "net.ltgt.gradle:gradle-nullaway-plugin:2.0.0"
 animalsniffer-plugin = "ru.vyarus:gradle-animalsniffer-plugin:1.7.1"
 android-plugin = "com.android.tools.build:gradle:8.2.2"
 byteBuddy-plugin = { module = "net.bytebuddy:byte-buddy-gradle-plugin", version.ref = "byteBuddy" }