Update giturlparse requirement in /requirements

Updates the requirements on [giturlparse](https://github.com/nephila/giturlparse) to permit the latest version.
- [Release notes](https://github.com/nephila/giturlparse/releases)
- [Changelog](https://github.com/nephila/giturlparse/blob/master/HISTORY.rst)
- [Commits](nephila/giturlparse@0.9.1...0.12.0)

---
updated-dependencies:
- dependency-name: giturlparse
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements/embedded.txt

@@ -5,5 +5,5 @@
 # -----------------------
 
 dulwich>=0.20,<0.21
-giturlparse>=0.9,<0.11
+giturlparse>=0.9,<0.13
 pathvalidate>=3.1,<3.3