perf: num2words, babel, gettext, sentry imports (backport #26475) (#2…

…6476)

* perf: num2words, babel, gettext, sentry imports (#26475)

num2words - 260KB - Used frequently on ERPNext sites.
babel - 1.1MB Gets imported because of dates, localization
sentry - 2.8MB should be loaded only if envvar is set
gettext - required for reading translations

(cherry picked from commit 445e1db)

# Conflicts:
#	frappe/app.py
#	frappe/hooks.py
#	frappe/utils/sentry.py

* chore: conflicts

---------

Co-authored-by: Ankush Menat <ankush@frappe.io>

frappe/app.py

@@ -48,7 +48,9 @@ def __exit__(self, type, value, traceback):
 
 # If gc.freeze is done then importing modules before forking allows us to share the memory
 if frappe._tune_gc:
+	import babel.dates
 	import bleach
+	import num2words
 
 	import frappe.boot
 	import frappe.client