Babel 7.17.10 breaks build

[Parnassius]

Babel recently removed their dependency on source-map (see babel/babel#14497), which is used in the build script. This is the output of ./build full in a freshly cloned repo:

Installing dependencies...
npm WARN deprecated mkdirp@0.5.4: Legacy versions of mkdirp are no longer supported. Please update to mkdirp 1.x. (Note that the API surface has changed to use Promises in 1.x.)
npm WARN deprecated debug@3.2.6: Debug versions >=3.2.0 <3.2.7 || >=4 <4.3.1 have a low-severity ReDos regression when used in a Node.js environment. It is recommended you upgrade to 3.2.7 or 4.3.1. (https://github.com/visionmedia/debug/issues/797)

added 391 packages, and audited 392 packages in 19s

42 packages are looking for funding
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6 high severity vulnerabilities

To address all issues (including breaking changes), run:
  npm audit fix --force

Run `npm audit` for details.
config.js does not exist. Creating one with default settings...
Cloning into 'pokemon-showdown'...
Syncing data from Git repository... npm WARN deprecated har-validator@5.1.5: this library is no longer supported
npm WARN deprecated uuid@3.4.0: Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.
npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142
npm WARN deprecated node-pre-gyp@0.11.0: Please upgrade to @mapbox/node-pre-gyp: the non-scoped node-pre-gyp package is deprecated and only the @mapbox scoped package will recieve updates in the future
DONE
Loading gen 6 data... DONE
Building `data/search-index.js`... 
(WARNING: NO ARTICLES)
DONE
Building `data/teambuilder-tables.js`... DONE
Building `data/pokedex.js`... DONE
Building `data/moves,items,abilities,typechart,learnsets.js`...DONE
Updating file `data/learnsets-g6`... DONE
Updating animated sprite dimensions... SKIPPED
node:internal/modules/cjs/loader:936
  throw err;
  ^

Error: Cannot find module 'source-map'
Require stack:
- /tmp/pokemon-showdown-client/build-tools/compiler.js
- /tmp/pokemon-showdown-client/build-tools/update
    at Function.Module._resolveFilename (node:internal/modules/cjs/loader:933:15)
    at Function.Module._load (node:internal/modules/cjs/loader:778:27)
    at Module.require (node:internal/modules/cjs/loader:999:19)
    at require (node:internal/modules/cjs/helpers:102:18)
    at Object.<anonymous> (/tmp/pokemon-showdown-client/build-tools/compiler.js:16:19)
    at Module._compile (node:internal/modules/cjs/loader:1099:14)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1153:10)
    at Module.load (node:internal/modules/cjs/loader:975:32)
    at Function.Module._load (node:internal/modules/cjs/loader:822:12)
    at Module.require (node:internal/modules/cjs/loader:999:19) {
  code: 'MODULE_NOT_FOUND',
  requireStack: [
    '/tmp/pokemon-showdown-client/build-tools/compiler.js',
    '/tmp/pokemon-showdown-client/build-tools/update'
  ]
}

Node.js v17.7.1
node:child_process:902
    throw err;
    ^

Error: Command failed: node ./build-tools/update full
    at checkExecSyncError (node:child_process:828:11)
    at execSync (node:child_process:899:15)
    at Object.<anonymous> (/tmp/pokemon-showdown-client/build:70:1)
    at Module._compile (node:internal/modules/cjs/loader:1099:14)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1153:10)
    at Module.load (node:internal/modules/cjs/loader:975:32)
    at Function.Module._load (node:internal/modules/cjs/loader:822:12)
    at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:77:12)
    at node:internal/main/run_main_module:17:47 {
  status: 1,
  signal: null,
  output: [ null, null, null ],
  pid: 14347,
  stdout: null,
  stderr: null
}

Node.js v17.7.1

Linux x64 (openSUSE Tumbleweed), Node 17.7.1, npm 8.5.2

[aviettran]

#1970 created

[Parnassius]

Fixed by #1970