Dependency updates

Author: rjeberhard

pom.xml

@@ -599,7 +599,7 @@
     <java.version.range>11</java.version.range>
     <maven.version.range>[3.5.2,)</maven.version.range>
     <maven-enforcer-plugin-version>3.3.0</maven-enforcer-plugin-version>
-    <maven-clean-plugin-version>3.2.0</maven-clean-plugin-version>
+    <maven-clean-plugin-version>3.3.1</maven-clean-plugin-version>
     <maven-compiler-plugin-version>3.11.0</maven-compiler-plugin-version>
     <maven-deploy-plugin-version>3.1.1</maven-deploy-plugin-version>
     <maven-install-plugin-version>3.1.1</maven-install-plugin-version>
@@ -613,7 +613,7 @@
     <maven-failsafe-plugin-version>3.1.2</maven-failsafe-plugin-version>
     <maven-dependency-plugin-version>3.6.0</maven-dependency-plugin-version>
     <exec-maven-plugin-version>3.1.0</exec-maven-plugin-version>
-    <spotbugs-maven-plugin-version>4.7.3.4</spotbugs-maven-plugin-version>
+    <spotbugs-maven-plugin-version>4.7.3.5</spotbugs-maven-plugin-version>
     <spotbugs-version>4.7.3</spotbugs-version>
     <checkstyle-version>10.12.0</checkstyle-version>
     <directory-maven-version>1.0</directory-maven-version>
@@ -659,4 +659,4 @@
     <checkstyle.config.location>${root.basedir}/build-tools/checkstyle/customized_google_checks.xml</checkstyle.config.location>
     <no-reports>false</no-reports>
   </properties>
-</project>
+</project>