feat(cashier): enhance transaction entry TYPE/TXN TP options, auto-search, and account type configs

- Replace TYPE dropdown options with Withdrawal Slip, Cheque, Disbursement, Enter Bank Transfer, DD
- Move TXN TP. (payment type) into Classification row between BRANCH and AC. TP.
- Add GL and LA account types; fix SHR endpoint to /accounts/share
- Auto-search A/C NO. on 4+ digits with 400ms debounce
- Auto-fill ECS A/C NO. from savingsAccountNumber after account load
- Accept suffix/partial accountNo match from list API
- Disable broken global /search fallback across all account types
- Increase field widths: TYPE 160px, TXN TP. 160px, CHEQUE NO. 165px, TOK. NO. 120px

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/app/cashier/transaction-entry/transaction-entry.component.scss

@@ -620,7 +620,7 @@ $ws-fld-bd: #c8d8eb;
   flex-shrink: 0;
 
   &--type {
-    width: 90px;
+    width: 160px;
   }
 
   &--branch {
@@ -636,13 +636,13 @@ $ws-fld-bd: #c8d8eb;
   }
 
   &--acno {
-    flex: 1.6;
-    min-width: 150px;
+    flex: 1;
+    min-width: 110px;
   }
 
   &--ecsno {
-    flex: 1;
-    min-width: 110px;
+    flex: 1.6;
+    min-width: 150px;
   }
 
   &--dbcr {
@@ -651,7 +651,7 @@ $ws-fld-bd: #c8d8eb;
   }
 
   &--paytype {
-    width: 110px;
+    width: 160px;
   }
 
   &--amt {
@@ -659,7 +659,7 @@ $ws-fld-bd: #c8d8eb;
   }
 
   &--cheqno {
-    width: 100px;
+    width: 165px;
   }
 
   &--cheqdt {
@@ -667,7 +667,7 @@ $ws-fld-bd: #c8d8eb;
   }
 
   &--tok {
-    width: 72px;
+    width: 120px;
   }
 
   &--desc {