Doesn't play well large package.json files

[mitopalov]

A bug occurs on this line when package.json is large enough to have more then one chunk. This code assumes the whole file will fit in one chunk, and as a result it breaks

First chunk ends up like this

{
  "name": "prebid.js",
  "version": "7.10.0",
  "description": "Header Bidding Management Library",
  "main": "src/prebid.js",
  "scripts": {
    "test": "gulp test",
    "lint": "gulp lint"
  },
  "repository": {
    "type": "git",
    "url": "https://github.com/prebid/Prebid.js.git"
  },
  "sideEffects": [
    "src/prebid.js",
    "modules/*.js",
    "modules/*/index.js"
  ],
  "browserslist": [
    "> 0.25%",
    "not IE 11",
    "not op_mini all"
  ],
  "keywords": [
    "advertising",
    "auction",
    "header bidding",
    "prebid"
  ],
  "globalVarName": "pbjs",
  "author": "the prebid.js contributors",
  "license": "Apache-2.0",
  "engines": {
    "node": ">=8.9.0"
  },
  "devDependencies": {
    "@babel/eslint-parser": "^7.16.5",
    "@jsdevtools/coverage-istanbul-loader": "^3.0.3",
    "@wdio/browserstack-service": "^7.16.0",
    "@wdio/cli": "^7.5.2",
    "@wdio/concise-reporter": "^7.5.2",
    "@wdio/local-runner": "^7.5.2",
    "@wdio/mocha-framework": "^7.5.2",
    "@wdio/spec-reporter": "^7.19.0",
    "@wdio/sync": "^7.5.2",
    "ajv": "6.12.3",
    "assert": "^2.0.0",
    "babel-loader": "^8.0.5",
    "babel-register": "^6.26.0",
    "body-parser": "^1.19.0",
    "chai": "^4.2.0",
    "coveralls": "^3.1.0",
    "deep-equal": "^2.0.3",
    "documentation": "^13.2.5",
    "es5-shim": "^4.5.14",
    "eslint": "^7.27.0",
    "eslint-config-standard": "^10.2.1",
    "eslint-plugin-import": "^2.20.2",
    "eslint-plugin-node": "^11.1.0",
    "eslint-plugin-prebid": "file:./plugins/eslint",
    "eslint-plugin-promise": "^5.1.0",
    "eslint-plugin-standard": "^3.0.1",
    "execa": "^1.0.0",
    "faker": "^5.5.3",
    "fs.extra": "^1.3.2",
    "gulp": "^4.0.0",
    "gulp-clean": "^0.3.2",
    "gulp-concat": "^2.6.0",
    "gulp-connect": "^5.7.0",
    "gulp-eslint": "^4.0.0",
    "gulp-if": "^3.0.0",
    "gulp-js-escape": "^1.0.1",
    "gulp-replace": "^1.0.0",
    "gulp-shell": "^0.8.0",
    "gulp-sourcemaps": "^3.0.0",
    "gulp-terser": "^2.0.1",
    "gulp-util": "^3.0.0",
    "is-docker": "^2.2.1",
    "istanbul": "^0.4.5",
    "karma": "^6.3.2",
    "karma-babel-preprocessor": "^8.0.1",
    "karma-browserstack-launcher": "1.4.0",
    "karma-chai": "^0.1.0",
    "karma-chrome-launcher": "^3.1.0",
    "karma-coverage": "^2.0.1",
    "karma-coverage-istanbul-reporter": "^3.0.3",
    "karma-es5-shim": "^0.0.4",
    "karma-firefox-launcher": "^2.1.0",
    "karma-ie-launcher": "^1.0.0",
    "karma-mocha": "^2.0.1",
    "karma-mocha-reporter": "^2.2.5",
    "karma-opera-launcher": "^1.0.0",
    "karma-safari-launcher": "^1.0.0",
    "karma-script-launcher": "^1.0.0",
    "karma-sinon": "^1.0.5",
    "karma-sourcemap-loader": "^0.3.7",
    "karma-spec-reporter": "^0.0.32",
    "karma-webpack": "^5.0.0",
    "lodash": "^4.17.21",
    "mocha": "^5.0.0",
    "morgan": "^1.10.0",
    "opn": "^5.4.0",
    "resolve-from": "^5.0.0",
    "sinon": "^4.1.3",
    "through2": "^4.0.2",
    "url": "^0.11.0",
    "url-parse": "^1.0.5",
    "webdriverio": "^7.6.1",
    "webpack": "^5.70.0",
    "webpack-bundle-analyzer": "^4

Then a second one comes

.5.0",
    "webpack-manifest-plugin": "^5.0.0",
    "webpack-stream": "^7.0.0",
    "yargs": "^1.3.1"
  },
  "dependencies": {
    "@babel/core": "^7.16.7",
    "@babel/preset-env": "^7.16.8",
    "@babel/runtime": "^7.18.9",
    "@babel/plugin-transform-runtime": "^7.18.9",
    "core-js": "^3.13.0",
    "core-js-pure": "^3.13.0",
    "criteo-direct-rsa-validate": "^1.1.0",
    "crypto-js": "^3.3.0",
    "dlv": "1.1.3",
    "dset": "2.0.1",
    "express": "^4.15.4",
    "fun-hooks": "^0.9.9",
    "just-clone": "^1.0.2",
    "live-connect-js": "2.3.3"
  },
  "optionalDependencies": {
    "fsevents": "^2.3.2"
  }
}