Bump gson from 2.8.1 to 2.8.5

Bumps [gson](https://github.com/google/gson) from 2.8.1 to 2.8.5.
- [Release notes](https://github.com/google/gson/releases)
- [Changelog](https://github.com/google/gson/blob/master/CHANGELOG.md)
- [Commits](google/gson@gson-parent-2.8.1...gson-parent-2.8.5)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Author: dependabot-support

build.gradle

@@ -56,7 +56,7 @@ sourceSets {
 
 dependencies {
     compileOnly group: 'cd.go.plugin', name: 'go-plugin-api', version: '18.2.0'
-    compile group: 'com.google.code.gson', name: 'gson', version: '2.8.1'
+    compile group: 'com.google.code.gson', name: 'gson', version: '2.8.5'
     compile group: 'com.google.guava', name: 'guava', version: '19.0'
     compile group: 'org.apache.commons', name: 'commons-lang3', version: '3.4'
     compile group: 'commons-io', name: 'commons-io', version: '2.6'