Fix ng build error

Issue: angular/angular-cli#22606

Author: Mark Horvath

MandoWebApp/ClientApp/.browserslistrc

@@ -15,3 +15,6 @@ last 2 Safari major versions
 last 2 iOS major versions
 Firefox ESR
 not IE 11 # Angular supports IE 11 only as an opt-in. To opt-in, remove the 'not' prefix on this line.
+# Workaround for https://github.com/angular/angular-cli/issues/22606
+not ios_saf 15.2-15.3
+not safari 15.2-15.3