Restore prior formatting package-url#143

Reference: package-url#143

Signed-off-by: John M. Horan <[email protected]>

tests/contrib/test_purl2url.py

@@ -136,9 +136,7 @@ def test_purl2url_get_inferred_urls():
             "https://gitlab.com/tg1999/firebase",
             "https://gitlab.com/tg1999/firebase/-/archive/1a122122/firebase-1a122122.tar.gz",
         ],
-        "pkg:pypi/[email protected]": [
-            "https://pypi.org/project/sortedcontainers/2.4.0/"
-        ],
+        "pkg:pypi/[email protected]": ["https://pypi.org/project/sortedcontainers/2.4.0/"],
         "pkg:cocoapods/[email protected]": ["https://cocoapods.org/pods/AFNetworking"],
         "pkg:composer/psr/[email protected]": ["https://packagist.org/packages/psr/log#1.1.3"],
         "pkg:rubygems/package-name": ["https://rubygems.org/gems/package-name"],