Add more test and fix cgit regex pattern

Signed-off-by: ziad hany <ziadhany2016@gmail.com>

Author: ziadhany

src/packageurl/contrib/url2purl.py

@@ -763,7 +763,9 @@ def build_cgit_purl(url):
         r"(?P<namespace>.+)/"
         r"(?P<name>[^/]+?)"
         r"(?:\.git)?"
-        r"/commit/\?id="
+        r"/commit/"
+        r"(?:[^?]+)?"
+        r"\?id="
         r"(?P<version>[0-9a-fA-F]{7,64})/?$"
     )
 

tests/contrib/data/url2purl.json

@@ -285,6 +285,7 @@
   "https://codeberg.org/alpinelinux/aports/commit/a40a9732c840e5a324fba78b0ff7980b497c3831": "pkg:generic/codeberg.org/alpinelinux/aports@a40a9732c840e5a324fba78b0ff7980b497c3831",
 
   "https://git.kernel.org/pub/scm/utils/b4/b4.git/commit/?id=477734000555ffc24bf873952e40367deee26f17": "pkg:generic/git.kernel.org/pub/scm/utils/b4/b4@477734000555ffc24bf873952e40367deee26f17",
+  "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/net/core/sock.c?id=9d538fa60bad4f7b23193c89e843797a1cf71ef3": "pkg:generic/git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux@9d538fa60bad4f7b23193c89e843797a1cf71ef3",
   "https://cgit.git.savannah.gnu.org/cgit/uddf.git/commit/?id=98c41e131dc952aee43d4ec392b80ca4c426be8d": "pkg:generic/cgit.git.savannah.gnu.org/cgit/uddf@98c41e131dc952aee43d4ec392b80ca4c426be8d",
   "https://git.kernel.org/pub/scm/virt/kvm/mst/qemu.git/commit/?id=7457fe9541b5162f285454947448d553a5d5a531": "pkg:generic/git.kernel.org/pub/scm/virt/kvm/mst/qemu@7457fe9541b5162f285454947448d553a5d5a531",