fix(deps): update dependency com.uber.nullaway:nullaway to v0.12.6 (#1818)

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

Author: renovate[bot]

dependencyManagement/build.gradle.kts

@@ -44,7 +44,7 @@ dependencies {
     api("com.google.code.findbugs:annotations:3.0.1u2")
     api("com.google.code.findbugs:jsr305:3.0.2")
     api("com.squareup.okhttp3:okhttp:4.12.0")
-    api("com.uber.nullaway:nullaway:0.12.4")
+    api("com.uber.nullaway:nullaway:0.12.6")
     api("org.assertj:assertj-core:3.27.3")
     api("org.awaitility:awaitility:4.3.0")
     api("org.bouncycastle:bcpkix-jdk15on:1.70")