Add license info for rustworkx (emscripten-forge#2697)

* Add license info for more recipes

* Update url

* Restore recipe

* Update license file

---------

Co-authored-by: arjxn-py <arjxn.py@gmail.com>

Author: IsabelParedes

recipes/recipes_emscripten/rustworkx/recipe.yaml

@@ -3,26 +3,25 @@ context:
   version: 0.17.0a3
 
 package:
-  name: ${{name}}
+  name: ${{ name }}
   version: ${{ version }}
 
 source:
-- url: https://github.com/IvanIsCoding/rustworkx/releases/download/v0.17.0a3/rustworkx-0.17.0a3.tar.gz
+- url: https://github.com/IvanIsCoding/rustworkx/releases/download/v${{ version }}/rustworkx-${{ version }}.tar.gz
   sha256: 8bd0c295134e2b0c03808d4e69428b41153849db6488839084a78793c337f191
 
 build:
-  number: 0
+  number: 1
 
 requirements:
   build:
-  - cross-python_${{target_platform}}
+  - cross-python_${{ target_platform }}
   - ${{ compiler("c") }}
   - cffi
   - setuptools-rust
   - rust
   - rust-src
   - maturin
-
   host:
   - python
   - openssl
@@ -40,3 +39,10 @@ tests:
   files:
     recipe:
     - test_rustworkx.py
+
+about:
+  homepage: https://www.rustworkx.org/
+  repository: https://github.com/Qiskit/rustworkx
+  summary: A python graph library implemented in Rust
+  license: Apache-2.0
+  license_file: LICENSE