add lerna hoist, use consistent package versions

package.json

@@ -13,7 +13,7 @@
     "wp_org_slug": "woocommerce"
   },
   "scripts": {
-    "install": "lerna bootstrap",
+    "install": "lerna bootstrap --hoist",
     "build": "./bin/build-zip.sh",
     "build:core": "grunt && npm run makepot",
     "build:dev": "npm run build:core && npm run build:packages",
@@ -48,7 +48,7 @@
     "@woocommerce/e2e-utils": "file:tests/e2e/utils",
     "@wordpress/babel-plugin-import-jsx-pragma": "1.1.3",
     "@wordpress/babel-preset-default": "3.0.2",
-    "@wordpress/e2e-test-utils": "4.6.0",
+    "@wordpress/e2e-test-utils": "^4.6.0",
     "@wordpress/eslint-plugin": "7.1.0",
     "autoprefixer": "9.8.6",
     "babel-eslint": "10.1.0",
@@ -77,7 +77,7 @@
     "gruntify-eslint": "5.0.0",
     "husky": "4.3.0",
     "istanbul": "1.0.0-alpha.2",
-    "jest": "25.1.0",
+    "jest": "^25.1.0",
     "lerna": "3.22.1",
     "lint-staged": "9.5.0",
     "mocha": "7.2.0",

tests/e2e/api/package.json

@@ -42,7 +42,7 @@
     "@types/jest": "25.2.1",
     "@types/moxios": "^0.4.9",
     "@types/node": "13.13.5",
-    "jest": "25.5.4",
+    "jest": "^25.1.0",
     "jest-mock-extended": "^1.0.10",
     "moxios": "0.4.0",
     "ts-jest": "25.5.0",

tests/e2e/env/package.json

@@ -31,11 +31,11 @@
     "puppeteer": "^2.1.1"
   },
   "devDependencies": {
-    "@babel/cli": "^7.8.4",
-    "@babel/core": "^7.8.4",
-    "@babel/polyfill": "^7.8.3",
-    "@babel/preset-env": "^7.8.4",
-    "@wordpress/eslint-plugin": "^4.0.0",
+    "@babel/cli": "7.12.0",
+    "@babel/core": "7.12.0",
+    "@babel/polyfill": "7.11.5",
+    "@babel/preset-env": "7.12.0",
+    "@wordpress/eslint-plugin": "7.1.0",
     "ndb": "^1.1.5",
     "semver": "^7.3.2"
   },

tests/e2e/utils/package.json

@@ -12,7 +12,7 @@
   "module": "build-module/index.js",
   "dependencies": {
     "@woocommerce/api": "0.1.0",
-    "@wordpress/e2e-test-utils": "4.6.0",
+    "@wordpress/e2e-test-utils": "^4.6.0",
     "faker": "^5.1.0",
     "fishery": "^1.0.1"
   },