Update to version 8.2.1 (#78)

* Fix typo in README.md
* Update default version to 8.2.1

Author: Mason Morales

roles/splunk/defaults/main.yml

@@ -7,8 +7,8 @@ slack_token: undefined
 splunk_home: auto_determined # This gets set by main.yml but we have to define it here or Ansible will complain that it is undefined
 splunk_package_url: auto_determined # This gets set by main.yml but we have to define it here or Ansible will complain that it is undefined
 splunk_package_path: ~/
-splunk_package_url_full: https://www.splunk.com/bin/splunk/DownloadActivityServlet?architecture=x86_64&platform=linux&version=8.1.3&product=splunk&filename=splunk-8.1.3-63079c59e632-Linux-x86_64.tgz&wget=true
-splunk_package_url_uf: https://www.splunk.com/bin/splunk/DownloadActivityServlet?architecture=x86_64&platform=linux&version=8.1.3&product=universalforwarder&filename=splunkforwarder-8.1.3-63079c59e632-Linux-x86_64.tgz&wget=true
+splunk_package_url_full: https://www.splunk.com/bin/splunk/DownloadActivityServlet?architecture=x86_64&platform=linux&version=8.2.1&product=splunk&filename=splunk-8.2.1-ddff1c41e5cf-Linux-x86_64.tgz&wget=true
+splunk_package_url_uf: https://www.splunk.com/bin/splunk/DownloadActivityServlet?architecture=x86_64&platform=linux&version=8.2.1&product=universalforwarder&filename=splunkforwarder-8.2.1-ddff1c41e5cf-Linux-x86_64.tgz&wget=true
 splunk_install_type: undefined # There are two ways to configure this. The easiest way is to nest hosts under either a "full" group or a "uf" group in your inventory and main.yml will handle it for you. Or, you can also set the value via a group_vars or host_vars file.
 splunk_install_path: /opt # Base directory on the operating system to which splunk should be installed
 splunk_nix_user: splunk