Update documentation and license notes in README

Author: simonbowly

README.md

@@ -19,8 +19,8 @@ you accept the terms of this agreement.
 
 A copy of the license agreement is stored at `share/doc/gurobi/EULA.pdf` in the
 installed artifact. Copies of the licenses of third-party software used in the
-Gurobi libraries are provided in `share/doc/gurobi/refman/copyright_notices_for_3rd_.html`
-in the installed artifact, which is located at `Gurobi_jll.artifact_dir`.
+Gurobi libraries are provided in `info/licenses/thirdparty` in the installed
+artifact, which is located at `Gurobi_jll.artifact_dir`.
 
 The underlying solver is a closed-source commercial product for which you must
 [purchase a license](https://www.gurobi.com).
@@ -43,13 +43,6 @@ The code bindings within this package are autogenerated from the following
  * `ExecutableProduct`: `gurobi_cl`
  * `ExecutableProduct`: `grbgetkey`
 
-## Documentationn
+## Documentation
 
-Use `Gurobi_jll.open_documentation()` to open a local copy of the Gurobi
-documentation in your browser.
-
-```julia
-julia> import Gurobi_jll
-
-julia> Gurobi_jll.open_documentation()
-```
+Visit https://docs.gurobi.com/ for the documentation of Gurobi Optimizer.