Update bors status

jswrenn · web-flow · commit 4183f2c6905f · 2020-12-10T14:42:22.000-05:00
bors-ng/bors-ng#1092 (comment)
diff --git a/bors.toml b/bors.toml
@@ -1,4 +1,3 @@
 status = [
-"msrv",
-"stable"
+"bors build finished"
 ]
