Bump pygobject from 3.48.1 to 3.48.2

Bumps [pygobject](https://gnome.pages.gitlab.gnome.org/pygobject) from 3.48.1 to 3.48.2.

---
updated-dependencies:
- dependency-name: pygobject
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -1,7 +1,7 @@
 ndspy==4.1.0
 pmdsky-debug-py
 range-typed-integers >= 1.0.0
-pygobject==3.48.1
+pygobject==3.48.2
 pycairo==1.18.2; sys_platform != "win32"
 natsort==8.4.0
 tilequant==1.1.0