deps: update dependency org.checkerframework:checker-qual to v3.12.0 (#577)

Author: renovate-bot

pubsublite-beam-io/pom.xml

@@ -66,7 +66,7 @@
     <dependency>
       <groupId>org.checkerframework</groupId>
       <artifactId>checker-qual</artifactId>
-      <version>3.11.0</version>
+      <version>3.12.0</version>
     </dependency>
     <dependency>
       <groupId>com.google.guava</groupId>