Rollup merge of #119512 - oli-obk:unleave, r=oli-obk

Mark myself as back from leave

Author: fmease

triagebot.toml

@@ -639,7 +639,7 @@ cc = ["@nnethercote"]
 [assign]
 warn_non_default_branch = true
 contributing_url = "https://rustc-dev-guide.rust-lang.org/getting-started.html"
-users_on_vacation = ["jyn514", "oli-obk", "spastorino"]
+users_on_vacation = ["jyn514", "spastorino"]
 
 [assign.adhoc_groups]
 compiler-team = [