V9 Netcore: Fix missing launch browser param for dotnet run from template (#10238)

* Adds in launchBrowser for Kestrel/Propject profile so running dotnet run from CLI will launch browser

* Keep in sync with the template file that will we ship

build/templates/UmbracoProject/Properties/launchSettings.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://json.schemastore.org/launchsettings.json",
   "iisSettings": {
     "windowsAuthentication": false,
     "anonymousAuthentication": true,
@@ -17,6 +18,7 @@
     },
     "Umbraco.Web.UI.NetCore": {
       "commandName": "Project",
+      "launchBrowser": true,
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       },