Fix a broken link in interceptors.md

[sugardon]

Changes

Fix a broken link in interceptors.md

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• ✅ sugardon (c792918)

[tekton-robot]

Hi @sugardon. Thanks for your PR.

I'm waiting for a tektoncd member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[sugardon]

/kind documentation

[savitaashture]

/ok-to-test

[savitaashture]

/lgtm

[tekton-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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