fix travis setup

Author: onsetsu

package.json

@@ -109,10 +109,10 @@
     "webpack-config": "^5.2.1"
   },
   "dependencies": {
-    "aexpr-source-transformation-propagation": "^1.6.0",
-    "aexpr-trigger": "^1.1.0",
-    "babel-plugin-aexpr-source-transformation": "^2.3.10",
-    "babel-plugin-always-constraint": "^1.0.1",
+    "aexpr-source-transformation-propagation": "1.6.0",
+    "aexpr-trigger": "1.1.0",
+    "babel-plugin-aexpr-source-transformation": "2.3.10",
+    "babel-plugin-always-constraint": "1.0.1",
     "dwarfcassowary": "^1.0.1"
   }
 }