Fix travis 7.4snapshot tag

TysonAndre · TysonAndre · commit d788cda3c8b6 · 2019-10-20T10:36:36.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,7 +4,7 @@ php:
   - 7.1
   - 7.2
   - 7.3
-  - 7.4
+  - 7.4snapshot
 
 dist: xenial
 
