Relax version requirements.

--- pyproject.toml.orig	2025-12-12 14:33:27 UTC
+++ pyproject.toml
@@ -25,7 +25,7 @@ dependencies = [
     # which requires system-level libraries and fails to install in the container.
     # This can be removed once the issue is resolved.
     # See: https://github.com/deeplook/svglib/issues/421
-    "svglib~=1.5.1"
+    "svglib>=1.5.1"
 ]
 classifiers = [
     "Development Status :: 5 - Production/Stable",