update peer deps

Author: nathanmarks

dist/snacks.js

@@ -46,6 +46,7 @@
     "@babel/preset-env": "^7.0.0",
     "@babel/preset-react": "^7.0.0",
     "@emotion/babel-preset-css-prop": "10.0.9",
+    "@emotion/core": "10.0.10",
     "@instacart/eslint-config": "0.1.9",
     "@instacart/prettier-config": "0.1.1",
     "@svgr/webpack": "4.3.0",
@@ -76,7 +77,6 @@
     "webpack-cli": "^3.0.4"
   },
   "dependencies": {
-    "@emotion/core": "10.0.10",
     "js-yaml": "3.13.1",
     "lodash.isequal": "^4.5.0",
     "react-text-mask": "^5.3.0",
@@ -87,9 +87,10 @@
     "validator": "^9.1.1"
   },
   "peerDependencies": {
-    "prop-types": "^15.0.0 || ^16.0.0",
-    "react": "^15.0.0 || ^16.0.0",
-    "react-dom": "^15.0.0 || ^16.0.0",
+    "@emotion/core": "^10.0.10",
+    "prop-types": "^15.0.0",
+    "react": "^16.3.0",
+    "react-dom": "^16.3.0",
     "react-transition-group": "^2.2.1"
   },
   "jest": {