fix: mentions in notes, workspace links, no-of-employees field type and report fixes

[nabinhait]

• Ability to mention users in notes and notify them via email
• CRM workspace
  • Rearranged workspace links
  • Added links for Prospect, CRM Settings and Sales Stage
• Made no-of-employees field type select
• Fixed issue related to Supplier Quotation and RFQ creation link from Opportunity
• Added dashboard in lead
• Fixed issue in Opportunity Summary by Sales Stage report

Depends on frappe/frappe#17592

Fixes #31635 #29739 #29245

[codecov]

Codecov Report

Merging #31678 (02dd174) into develop (cdec6f6) will increase coverage by 0.21%.
The diff coverage is 63.63%.

@@             Coverage Diff             @@
##           develop   #31678      +/-   ##
===========================================
+ Coverage    63.12%   63.33%   +0.21%     
===========================================
  Files          813      813              
  Lines        57510    57510              
===========================================
+ Hits         36305    36426     +121     
+ Misses       21205    21084     -121     

Impacted Files	Coverage Δ
.../report/accounts_receivable/accounts_receivable.py	72.44% <ø> (+1.11%)	⬆️
..._sales_stage/opportunity_summary_by_sales_stage.py	75.78% <55.55%> (-0.38%)	⬇️
erpnext/crm/utils.py	69.23% <100.00%> (+0.53%)	⬆️
...rial_no_valuation/incorrect_serial_no_valuation.py	85.96% <0.00%> (-10.53%)	⬇️
...e_sales_analytics/supplier_wise_sales_analytics.py	81.96% <0.00%> (-8.20%)	⬇️
...t/accounts/report/sales_register/sales_register.py	73.68% <0.00%> (-8.19%)	⬇️
...rpnext/stock/report/stock_balance/stock_balance.py	84.65% <0.00%> (-3.26%)	⬇️
erpnext/stock/reorder_item.py	73.33% <0.00%> (-1.67%)	⬇️
...em_wise_sales_register/item_wise_sales_register.py	60.90% <0.00%> (-0.91%)	⬇️
erpnext/assets/doctype/asset/asset.py	81.92% <0.00%> (-0.83%)	⬇️
... and 27 more