SupportBundles: Add bundle encryption based on age (#62501)

* add bundle encryption based on age

* undo changes to grafana-data

* sort deps

* test bundle creation and encryption

* use whitespace separator

* add support bundle config documentation

* Update docs/sources/troubleshooting/support-bundles/index.md

* Apply suggestions from code review

Co-authored-by: Ieva <ieva.vasiljeva@grafana.com>

* touch up docs

* extract encrypt

* Update docs/sources/troubleshooting/support-bundles/index.md

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

* Update docs/sources/troubleshooting/support-bundles/index.md

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

---------

Co-authored-by: Ieva <ieva.vasiljeva@grafana.com>
Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>

conf/sample.ini

@@ -1263,6 +1263,14 @@
 ;grpc_host =
 ;grpc_port =
 
+[support_bundles]
+# Enable support bundle creation (default: true)
+#enabled = true
+# Only server admins can generate and view support bundles (default: true)
+#server_admin_only = true
+# If set, bundles will be encrypted with the provided public keys separated by whitespace
+#public_keys = ""
+
 [enterprise]
 # Path to a valid Grafana Enterprise license.jwt file
 ;license_path =