docs: fix up broken links DOC-1532

[addetz]

Describe the Change

This PR fixes three broken links.

Changed Pages

💻 Update a Cluster
💻 Disable Webhook to Customize Image Pull Behavior
💻 Create and Manage MAAS Clusters

Jira Tickets

🎫 DOC-1532

Backports

Can this PR be backported?

• Yes. Remember to add the relevant backport labels to your PR.

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[vault-token-factory-spectrocloud]

💔 Some backports could not be created

Status	Branch	Result
❌	version-4-0	Backport failed because of merge conflicts You might need to backport the following PRs to version-4-0: - Refactor/restructure cluster & app profiles sections (#1551) - docs: updated URLs to use file path context
❌	version-3-4	Backport failed because of merge conflicts You might need to backport the following PRs to version-3-4: - Refactor/restructure cluster & app profiles sections (#1551) - docs: updated URLs to use file path context
❌	version-4-1	Backport failed because of merge conflicts
❌	version-4-2	Backport failed because of merge conflicts You might need to backport the following PRs to version-4-2: - docs: DOC-1500: "Too many open files" Troubleshooting (#4967) - docs: include one infra layer requirement (#4888)
❌	version-4-3	Backport failed because of merge conflicts You might need to backport the following PRs to version-4-3: - docs: DOC-1500: "Too many open files" Troubleshooting (#4967) - docs: include one infra layer requirement (#4888)
❌	version-4-4	Backport failed because of merge conflicts You might need to backport the following PRs to version-4-4: - docs: DOC-1500: "Too many open files" Troubleshooting (#4967) - docs: include one infra layer requirement (#4888)
✅	version-4-5

Note: Successful backport PRs will be merged automatically after passing CI.

Manual backport

To create the backport manually run:

backport --pr 5155

Questions ?

Please refer to the Backport tool documentation and see the Github Action logs for details