List all election

### Feature: List all Elections
>List all Election in a database.
#### Pre-requisites:
- [ ] complete create election feature
- [ ] election table
- [ ] Election DAO( list All Elections)
- [ ] Election service ( list All ( ) )

#### Flow:
```mermaid
graph TD;

A[Election Service: List of Elections] --> B[Form Validation]

B -- Yes --> C[Business Validation]
B -- No --> G[Throws Exception]

C -- Yes --> D[Election DAO: List of Elections]
C -- No --> F[Election Service: Elections Not Found]

D --> E[Election Service: List of Elections]

```