Bump HikariCP from 3.3.0 to 3.3.1 in /modules/spock (#1224)

Bumps [HikariCP](https://github.com/brettwooldridge/HikariCP) from 3.3.0 to 3.3.1.
- [Release notes](https://github.com/brettwooldridge/HikariCP/releases)
- [Changelog](https://github.com/brettwooldridge/HikariCP/blob/dev/CHANGES)
- [Commits](brettwooldridge/HikariCP@HikariCP-3.3.0...HikariCP-3.3.1)

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

Author: dependabot[bot]

modules/spock/build.gradle

@@ -10,7 +10,7 @@ dependencies {
 
     testCompile project(':mysql')
     testCompile project(':postgresql')
-    testCompile 'com.zaxxer:HikariCP:3.3.0'
+    testCompile 'com.zaxxer:HikariCP:3.3.1'
 
     testRuntime 'org.postgresql:postgresql:42.2.5'
     testRuntime 'mysql:mysql-connector-java:8.0.14'