build: bumping dependencies for 20.1.0-next

`ng-packagr` hasn't released yet, so leaving that out for now.

Author: dgp1130

constants.bzl

@@ -4,9 +4,9 @@ RELEASE_ENGINES_NPM = "^6.11.0 || ^7.5.6 || >=8.0.0"
 RELEASE_ENGINES_YARN = ">= 1.13.0"
 
 NG_PACKAGR_VERSION = "^20.0.0-next.0"
-ANGULAR_FW_VERSION = "^20.0.0-next.0"
-ANGULAR_FW_PEER_DEP = "^20.0.0 || ^20.0.0-next.0"
-NG_PACKAGR_PEER_DEP = "^20.0.0 || ^20.0.0-next.0"
+ANGULAR_FW_VERSION = "^20.1.0-next.0"
+ANGULAR_FW_PEER_DEP = "^20.0.0 || ^20.1.0-next.0"
+NG_PACKAGR_PEER_DEP = "^20.0.0 || ^20.1.0-next.0"
 
 # Baseline widely-available date in `YYYY-MM-DD` format which defines Angular's
 # browser support. This date serves as the source of truth for the Angular CLI's