Update dependency com.uber.nullaway:nullaway to v0.12.9

Author: renovate[bot]

pom.xml

@@ -280,7 +280,7 @@
             <path>
               <groupId>com.uber.nullaway</groupId>
               <artifactId>nullaway</artifactId>
-              <version>0.12.8</version>
+              <version>0.12.9</version>
             </path>
             <!-- Other annotation processors go here.