fix: update dependency net.java.dev.jna:jna to v5.18.1

Author: renovate-bot

spannerlib/wrappers/spannerlib-java/pom.xml

@@ -39,7 +39,7 @@
     <dependency>
       <groupId>net.java.dev.jna</groupId>
       <artifactId>jna</artifactId>
-      <version>5.18.0</version>
+      <version>5.18.1</version>
     </dependency>
 
     <!-- Test dependencies -->