ci(poetry): 1.5.1 -> 1.6.1

See also: https://github.com/python-poetry/poetry/blob/1.6.1/CHANGELOG.md

Author: tony

.tool-versions

@@ -1,2 +1,2 @@
-poetry 1.5.1
+poetry 1.6.1
 python 3.11.4 3.10.12 3.9.13 3.8.13 3.7.13

CHANGES

@@ -84,7 +84,7 @@ pytest-doctest-docutils:
   - Split out release to separate job so the PyPI Upload docker image isn't pulled on normal runs
   - Clean up CodeQL
 
-- Poetry: Bump 1.1.x to 1.2.x
+- Poetry: Bump 1.1.x to 1.6.x
 
 <!---
 .. vim: set filetype=markdown: