feat: CRM Settings

[anupamvs]

Docs- https://docs.erpnext.com/docs/v13/user/manual/en/CRM/crm_settings

• Moved out some settings from the Selling (Campaign Naming By, Default Quotation Validity Days, Close Opportunity After Days)

New Settings

• Auto Creation of Contact for new Lead
• Allowed users to create multiple leads from the same email
• User can toggle the creation of Event on Next Contact Date for both Lead and Opportunity.

[codecov]

Codecov Report

Merging #27788 (069deb3) into develop (c56a450) will decrease coverage by 0.08%.
The diff coverage is 77.55%.

@@             Coverage Diff             @@
##           develop   #27788      +/-   ##
===========================================
- Coverage    55.27%   55.19%   -0.09%     
===========================================
  Files         1121     1122       +1     
  Lines        66760    66769       +9     
===========================================
- Hits         36901    36851      -50     
- Misses       29859    29918      +59     

Impacted Files	Coverage Δ
erpnext/crm/doctype/crm_settings/crm_settings.py	0.00% <0.00%> (ø)
erpnext/startup/boot.py	0.00% <0.00%> (ø)
erpnext/crm/doctype/opportunity/opportunity.py	71.15% <83.33%> (+0.42%)	⬆️
erpnext/crm/doctype/lead/lead.py	64.46% <85.71%> (+0.54%)	⬆️
...work_order_stock_report/work_order_stock_report.py	50.00% <0.00%> (-50.00%)	⬇️
erpnext/utilities/product.py	14.70% <0.00%> (-35.30%)	⬇️
...wise_balance_history/batch_wise_balance_history.py	68.96% <0.00%> (-22.42%)	⬇️
erpnext/shopping_cart/product_info.py	30.30% <0.00%> (-21.22%)	⬇️
...eorder_level/itemwise_recommended_reorder_level.py	90.38% <0.00%> (-3.85%)	⬇️
...e/shopping_cart_settings/shopping_cart_settings.py	65.38% <0.00%> (-1.93%)	⬇️
... and 19 more

[umairsy]

1. Introduce Column break in Lead and Opportunity section, to maintain left - right balance.
2. Move first section in the last and put section heading. May be third section can be called "Quotation Settings", and out campaign setting under Leads.