Update Candidates results report title and the table columns.

[JohnMwashuma]

Task check list

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• [ ] Rename the link to the Candidates results report from Result Form List to Candidates results.
• [ ] Rename the report title from Form Results to Candidates results.
• [ ] For the table columns, the following updates should be made:
  • [ ] Add Releasable column which will hold the value of Available for release in ballots.
  • [ ] Remove Race Number since it's the same as the Ballot Number column.
  • [ ] Rename Ballot column to Ballot Number.
  • [ ] Full column list will then be
    • Candidate Name
    • Candidate Valid Votes
    • Total Invalid Ballots
    • Total Valid Votes
    • Registrants
    • Race Type
    • Region
    • Center
    • Station ID
    • Station Number
    • Releasable
    • Candidate Status
    • Office
    • Barcode
    • Gender
    • Sub Constituency Code
    • Order
    • Unstamped Ballots
    • Cancelled Ballots
    • Spoilt Ballots
    • Unused Ballots
    • Number of Signatures
    • Received Ballots Papers
    • Ballot Number