Bump the all-maven-dependencies group across 2 directories with 2 updates (#676)

Author: dependabot[bot]

pom.xml

@@ -146,7 +146,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-enforcer-plugin</artifactId>
-        <version>3.6.2</version>
+        <version>3.6.3</version>
         <executions>
           <execution>
             <id>Project Structure Checks</id>
@@ -172,7 +172,7 @@
       <plugin>
         <groupId>com.diffplug.spotless</groupId>
         <artifactId>spotless-maven-plugin</artifactId>
-        <version>3.5.0</version>
+        <version>3.5.1</version>
         <configuration>
           <java>
             <googleJavaFormat>