no prompt for ssh passphrase

[OmarZubaidi]

Describe the Bug
when using an ssh key with a passphrase, pulling or pruning fails with a permission denied error.
this is the same bug upstream.

Steps to Reproduce
Steps to reproduce the behaviour:

1. have an ssh key with a passphrase.
2. view git graph.
3. fetch and prune from remotes or select repository settings and click the prune button (looks like the graph icon under remotes).

Expected Behaviour
the repository is updated with the latest changes and branches that no longer exist in the remote are removed locally.

Environment

• Git Graph Extension Version: 1.31.6
• Visual Studio Code Version: 1.107.1
• Operating System: macOS 26.1

Screenshots (optional)

Additional Context (optional)

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