pysource-minimize is not needed to run tests.

--- executing-2.3.0/pyproject.toml.orig
+++ executing-2.3.0/pyproject.toml
@@ -32,7 +32,6 @@
 
 [project.optional-dependencies]
 tests = [
-    "pysource-minimize>=0.10.1",
 	"asttokens>=2.1.0",
 	"ipython",
 	"pytest",