🏗 Partial updates for core devDependencies (#39768)

* Partial updates for core devDependencies

* Reduce `terser` back to last-known version that doesn't increase the bundle size

* Reduce `terser` back to current version

Author: danielrozenberg

build-system/tasks/check-sourcemaps.js

@@ -3,7 +3,7 @@
 const argv = require('minimist')(process.argv.slice(2));
 const fs = require('fs');
 const {cyan, green, red} = require('kleur/colors');
-const {decode} = require('sourcemap-codec');
+const {decode} = require('@jridgewell/sourcemap-codec');
 const {execOrDie} = require('../common/exec');
 const {log} = require('../common/logging');
 

build-system/tasks/helpers.js

@@ -476,11 +476,12 @@ const mangleIdentifier = {
  */
 async function minify(code, options = {}) {
   /* eslint-disable local/camelcase */
+  /** @type {terser.MinifyOptions} */
   const terserOptions = {
     mangle: {
       properties: {
         regex: '_AMP_PRIVATE_$',
-        keep_quoted: /** @type {'strict'} */ ('strict'),
+        keep_quoted: 'strict',
       },
     },
     compress: {