build(deps-dev): bump org.codehaus.mojo:exec-maven-plugin from 3.6.3 to 3.6.4 in /methods (#86)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

methods/pom.xml

@@ -22,7 +22,7 @@
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>exec-maven-plugin</artifactId>
-        <version>3.6.3</version>
+        <version>3.6.4</version>
         <configuration>
           <cleanupDaemonThreads>false</cleanupDaemonThreads>
         </configuration>