Update dependency click to v8

mend-for-github-com[bot] · web-flow · commit a16258e6786e · 2026-06-04T22:30:10.000Z
diff --git a/doctest/requirements.txt b/doctest/requirements.txt
@@ -1,2 +1,2 @@
 zc.customdoctests==1.0.1
-click==7.1.2
+click==8.3.3
