dep updates

pom.xml

@@ -24,7 +24,7 @@
     <maven.compiler.target>8</maven.compiler.target>
 
     <checkstyle.version>10.12.5</checkstyle.version>
-    <spotbugs.version>4.8.1</spotbugs.version>
+    <spotbugs.version>4.8.3</spotbugs.version>
     <pmd.version>6.55.0</pmd.version>
     <dependencycheck.version>9.0.8</dependencycheck.version>
   </properties>
@@ -39,7 +39,7 @@
     <dependency>
       <groupId>commons-io</groupId>
       <artifactId>commons-io</artifactId>
-      <version>2.15.0</version>
+      <version>2.15.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
@@ -93,7 +93,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>3.6.2</version>
+        <version>3.6.3</version>
         <configuration>
           <quiet>true</quiet>
           <doclint>none</doclint>
@@ -143,7 +143,7 @@
       <plugin>
         <groupId>com.github.spotbugs</groupId>
         <artifactId>spotbugs-maven-plugin</artifactId>
-        <version>4.8.1.0</version>
+        <version>4.8.2.0</version>
         <dependencies>
           <dependency>
             <groupId>com.github.spotbugs</groupId>