Update reader to use latest-github-relase per author

quicklisp · quicklisp · commit f179b27e1ba9 · 2020-03-24T13:20:29.000-04:00
diff --git a/projects/reader/source.txt b/projects/reader/source.txt
@@ -1 +1 @@
-git https://github.com/digikar99/reader.git
+latest-github-release https://github.com/digikar99/reader.git

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