Bump download-maven-plugin from 1.6.7 to 1.6.8

Bumps [download-maven-plugin](https://github.com/maven-download-plugin/maven-download-plugin) from 1.6.7 to 1.6.8.
- [Release notes](https://github.com/maven-download-plugin/maven-download-plugin/releases)
- [Commits](download-maven-plugin/download-maven-plugin@1.6.7...1.6.8)

---
updated-dependencies:
- dependency-name: com.googlecode.maven-download-plugin:download-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

client-cpp/pom.xml

@@ -302,7 +302,7 @@
                     <plugin>
                         <groupId>com.googlecode.maven-download-plugin</groupId>
                         <artifactId>download-maven-plugin</artifactId>
-                        <version>1.6.7</version>
+                        <version>1.6.8</version>
                         <executions>
                             <!-- Download the Catch2 header file. -->
                             <execution>

compile-tools/thrift/pom.xml

@@ -42,7 +42,7 @@
                     <plugin>
                         <groupId>com.googlecode.maven-download-plugin</groupId>
                         <artifactId>download-maven-plugin</artifactId>
-                        <version>1.6.7</version>
+                        <version>1.6.8</version>
                         <executions>
                             <!-- Download the CMake binary distribution for this platform. -->
                             <execution>

pom.xml

@@ -1297,7 +1297,7 @@
                     <plugin>
                         <groupId>com.googlecode.maven-download-plugin</groupId>
                         <artifactId>download-maven-plugin</artifactId>
-                        <version>1.6.7</version>
+                        <version>1.6.8</version>
                         <executions>
                             <execution>
                                 <id>get-thrift-executable</id>

site/pom.xml

@@ -58,7 +58,7 @@
                     <plugin>
                         <groupId>com.googlecode.maven-download-plugin</groupId>
                         <artifactId>download-maven-plugin</artifactId>
-                        <version>1.6.7</version>
+                        <version>1.6.8</version>
                         <executions>
                             <execution>
                                 <id>get-existing-site</id>
@@ -469,7 +469,7 @@
                     <plugin>
                         <groupId>com.googlecode.maven-download-plugin</groupId>
                         <artifactId>download-maven-plugin</artifactId>
-                        <version>1.6.7</version>
+                        <version>1.6.8</version>
                         <executions>
                             <execution>
                                 <id>get-1.0-docs</id>
@@ -533,7 +533,7 @@
                     <plugin>
                         <groupId>com.googlecode.maven-download-plugin</groupId>
                         <artifactId>download-maven-plugin</artifactId>
-                        <version>1.6.7</version>
+                        <version>1.6.8</version>
                         <executions>
                             <execution>
                                 <id>get-0.13-docs</id>