fix: bug preventing individual loan application, improved GLIM (#2329)

This fixes a recently introduced bug preventing individual loan
applications. It also simplifies dramatically the GLIM process,
improving GLIM user experience and functionality.

Partially addresses: WEB-9

src/app/loans/loans.service.ts

@@ -619,7 +619,7 @@ export class LoansService {
       }));
     }
 
-    if (loansAccountTemplate.clientId && loansAccountTemplate.group.id) {
+    if (loansAccountTemplate.clientId && loansAccountTemplate.group?.id) {
       loansAccountData.clientId = loansAccountTemplate.clientId;
       loansAccountData.groupId = loansAccountTemplate.group.id;
       loansAccountData.loanType = 'glim';