Update dependency org.projectlombok:lombok to v1.18.26

Author: renovate[bot]

pom.xml

@@ -149,7 +149,7 @@
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
-            <version>1.18.20</version>
+            <version>1.18.26</version>
         </dependency>
         <dependency>
             <groupId>com.google.code.gson</groupId>