gitlab: unpin openssl_1_1 (#213970)

not needed anymore

reverts b6aad16660f0b7d3e5027b1d7556a8d07e8a3964

pkgs/top-level/all-packages.nix

···
 
   gitkraken = callPackage ../applications/version-management/gitkraken { };
 
-  gitlab = callPackage ../applications/version-management/gitlab {
-    openssl = openssl_1_1;
-  };
+  gitlab = callPackage ../applications/version-management/gitlab { };
   gitlab-ee = callPackage ../applications/version-management/gitlab {
-    openssl = openssl_1_1;
     gitlabEnterprise = true;
   };