Merge pull request #219 from graphql-java/dependabot/gradle/com.uber.nullaway-nullaway-0.12.8

Author: dondonz

build.gradle

@@ -96,7 +96,7 @@ dependencies {
     jmh 'org.openjdk.jmh:jmh-core:1.37'
     jmh 'org.openjdk.jmh:jmh-generator-annprocess:1.37'
 
-    errorprone 'com.uber.nullaway:nullaway:0.12.7'
+    errorprone 'com.uber.nullaway:nullaway:0.12.8'
     errorprone 'com.google.errorprone:error_prone_core:2.41.0'
 
     // just tests