fix(@angular-devkit/build-angular): rollback terser to 5.29.2

More information in terser/terser#1539

Closes #27866

Author: alan-agius4

Diff for: package.json

@@ -196,7 +196,7 @@
     "spdx-satisfies": "^5.0.0",
     "symbol-observable": "4.0.0",
     "tar": "^6.1.6",
-    "terser": "5.31.0",
+    "terser": "5.29.2",
     "tree-kill": "1.2.2",
     "ts-node": "^10.9.1",
     "tslib": "2.6.2",

Diff for: packages/angular_devkit/build_angular/package.json

@@ -59,7 +59,7 @@
     "semver": "7.6.2",
     "source-map-loader": "5.0.0",
     "source-map-support": "0.5.21",
-    "terser": "5.31.0",
+    "terser": "5.29.2",
     "tree-kill": "1.2.2",
     "tslib": "2.6.2",
     "undici": "6.18.0",