Merge pull request gocd#12302 from gocd/dependabot/gradle/com.github.oshi-oshi-core-java11-6.4.8

Bump com.github.oshi:oshi-core-java11 from 6.4.7 to 6.4.8

Author: chadlwilson

dependencies.gradle

@@ -86,7 +86,7 @@ final Map<String, String> libraries = [
   mysql               : 'com.mysql:mysql-connector-j:8.2.0',
   objenesis           : 'org.objenesis:objenesis:3.3',
   oscache             : 'opensymphony:oscache:2.4.1',
-  oshi                : 'com.github.oshi:oshi-core-java11:6.4.7',
+  oshi                : 'com.github.oshi:oshi-core-java11:6.4.8',
   postgresql          : 'org.postgresql:postgresql:42.7.0',
   quartz              : 'org.quartz-scheduler:quartz:2.3.2',
   rack                : 'org.jruby.rack:jruby-rack:1.1.22',