Bump versions [skip ci]

heft-plugins/heft-sass-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@rushstack/heft-sass-plugin",
-  "version": "0.14.24",
+  "version": "0.15.0",
   "description": "Heft plugin for SASS",
   "repository": {
     "type": "git",

rigs/heft-web-rig/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@rushstack/heft-web-rig",
-  "version": "0.25.0",
+  "version": "0.25.1",
   "description": "A rig package for web browser projects that build using Heft",
   "license": "MIT",
   "scripts": {