bug(build): tag v12.2.2 `yarn build` throws ERROR with node 12

[kiddliu]

Reproduction

Steps to reproduce:

1. nvm use 12
2. yarn
3. yarn build

Expected Behavior

Should successfully build Angular Material v12.2.2 with Node 12, as in the engines field of file package.json it specifies "node": ">=12.0.0 <16.0.0",

Actual Behavior

?? is not supported by Node v12, but v14.

ERROR: <builtin>: BazelWorkspaceStatusAction stable-status.txt failed: Failed to determine workspace status: Process exited with status 1
Could not read configuration file at /Users/kiddliu/source/angular-material-vantage/.ng-dev/config.
/Users/kiddliu/source/angular-material-vantage/node_modules/@angular/dev-infra-private/ng-dev/release/notes/release-notes.js:27
        this.config = this.getReleaseConfig().releaseNotes ?? {};
                                                            ^

SyntaxError: Unexpected token '?'
    at wrapSafe (internal/modules/cjs/loader.js:915:16)
    at Module._compile (internal/modules/cjs/loader.js:963:27)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)
    at Module.load (internal/modules/cjs/loader.js:863:32)
    at Function.Module._load (internal/modules/cjs/loader.js:708:14)
    at Module.require (internal/modules/cjs/loader.js:887:19)
    at require (internal/modules/cjs/helpers.js:74:18)
    at Object.<anonymous> (/Users/kiddliu/source/angular-material-vantage/ng-dev/release/publish/actions.ts:19:1)
    at Module._compile (internal/modules/cjs/loader.js:999:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)

Environment

• Angular: N/A
• CDK/Material: 12.2.2
• Browser(s): N/A
• Operating System (e.g. Windows, macOS, Ubuntu): macOS Big Sur 11.5.2
• Node: 12.22.1
• Yarn: 1.22.10

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