Fix list literal example in README

The literal as written is going to be exploded because of the trailing comma.
psf · Nov 30, 2019 · b7624ce · b7624ce
1 parent 5e9244e
commit b7624ce
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -162,7 +162,7 @@ statement per line. If this fits the allotted line length, great.
 
 j = [1,
      2,
-     3,
+     3
 ]
 
 # out: