Use latest release with py4cl2

quicklisp · quicklisp · commit 66befbf82777 · 2020-10-15T17:54:16.000-04:00
diff --git a/projects/py4cl2/source.txt b/projects/py4cl2/source.txt
@@ -1 +1 @@
-git https://github.com/digikar99/py4cl2.git
+latest-github-release https://github.com/digikar99/py4cl2.git

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-git https://github.com/digikar99/py4cl2.git`
	`1`	`+latest-github-release https://github.com/digikar99/py4cl2.git`