dependency updates

pom.xml

@@ -166,7 +166,7 @@
                     <dependency>
                         <groupId>com.puppycrawl.tools</groupId>
                         <artifactId>checkstyle</artifactId>
-                        <version>8.25</version>
+                        <version>8.26</version>
                     </dependency>
                 </dependencies>
                 <executions>
@@ -314,7 +314,7 @@
         <dependency>
             <groupId>org.assertj</groupId>
             <artifactId>assertj-core</artifactId>
-            <version>3.13.2</version>
+            <version>3.14.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -332,13 +332,13 @@
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-core</artifactId>
-            <version>1.21</version>
+            <version>1.22</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-generator-annprocess</artifactId>
-            <version>1.21</version>
+            <version>1.22</version>
             <scope>test</scope>
         </dependency>