deps: update dependency com.googlecode.maven-download-plugin:download-maven-plugin to v1.7.1 (#2151)

* deps: update dependency com.googlecode.maven-download-plugin:download-maven-plugin to v1.7.1

* chore: Update gapic-showcase version to 0.29.0

* chore: Print out compliance_suite.json

* chore: Fix lint issues

* chore: Skip download cache

* chore: Clean up IT Http test

* chore: Re-add compliance_suite.json

---------

Co-authored-by: Lawrence Qiu <[email protected]>

Author: renovate-bot

gapic-generator-java/pom.xml

@@ -129,7 +129,7 @@
       <plugin>
         <groupId>com.googlecode.maven-download-plugin</groupId>
         <artifactId>download-maven-plugin</artifactId>
-        <version>1.6.8</version>
+        <version>1.7.1</version>
         <executions>
           <execution>
             <id>download-metadata-proto</id>

showcase/gapic-showcase/pom.xml

@@ -54,7 +54,7 @@
       <plugin>
         <groupId>com.googlecode.maven-download-plugin</groupId>
         <artifactId>download-maven-plugin</artifactId>
-        <version>1.6.8</version>
+        <version>1.7.1</version>
         <executions>
           <execution>
             <id>download-compliance-suite</id>
@@ -69,6 +69,8 @@
               <outputDirectory>src/test/resources</outputDirectory>
               <!-- Set this to always download the latest version and overwrite the existing file -->
               <overwrite>true</overwrite>
+              <!-- Don't use the local maven download plugin cache -->
+              <skipCache>true</skipCache>
             </configuration>
           </execution>
         </executions>