Update trivial-backtrace upstream per #1145.

xach · xach · commit bb98d24ed4cd · 2016-05-23T15:43:11.000-04:00
diff --git a/projects/trivial-backtrace/source.txt b/projects/trivial-backtrace/source.txt
@@ -1 +1 @@
-git https://gitlab.common-lisp.net/trivial-backtrace/trivial-backtrace.git
+git https://github.com/gwkkwg/trivial-backtrace.git

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-git https://gitlab.common-lisp.net/trivial-backtrace/trivial-backtrace.git`
	`1`	`+git https://github.com/gwkkwg/trivial-backtrace.git`