Update Edge.tsx

[Its-Just-Nans]

PR Checklist

Please check if your PR fulfills the following requirements:

• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

In the docs, there is :

export interface SelectionResult {
  /**
   * Selections id array (of nodes and edges).
   */
  selections: string[];
}

but when you give some id of egdes, it's not working

This PR solves this problem, and docs are now correct

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[x] Other... Please describe:

What is the current behavior?

When I gave the selections props as an array of strings, containing id of edges, the edges are not selected

What is the new behavior?

When I gave the selections props as an array of strings, containing id of edges, the edges are now selected

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[amcdnl]

Just need a simple tweak otherwise good.