Merge pull request #267 from statisticsnorway/dependabot/pip/dot-github/workflows/workflows-dependencies-a9246852da

Bump the workflows-dependencies group in /.github/workflows with 3 updates

Author: aecorn

.github/workflows/constraints.txt

@@ -1,5 +1,5 @@
-pip==25.3
+pip==26.0
 nox==2025.11.12
 nox-poetry==1.2.0
-poetry==2.2.1
-virtualenv==20.35.4
+poetry==2.3.1
+virtualenv==20.36.1