Updating broken support links

Why is this change being made?

Several links are broken in handbook/support. I'm updating those anchors tags to resolve the issue.

List of broken links and associated pages

/support/#first-time-reaching-support

• handbook/customer-success/csm/support/index.html.md:1

/support/#language-support

• handbook/support/support-ops/documentation/zendesk_global_apps.html.md:1

/support/#definitions-of-support-impact

• handbook/support/workflows/high-priority-all-regions-tickets-workflow.html.md:1
• handbook/support/workflows/support_manager-on-call.html.md:1
• handbook/support/workflows/setting_ticket_priority.html.md:2
• handbook/support/workflows/working-on-tickets.html.md:1
• handbook/support/workflows/customer_emergencies_workflows.html.md:2
• handbook/support/internal-support/support-ticket-attention-requests.html.md:1
• handbook/support/on-call/index.html.md:1
• handbook/legal/legacy/legacy-subscription-agreement-v2/index.html.md:1

/support/#definition-of-scaled-architecture

• handbook/customer-success/csm/cadence-calls/index.html.md:1

/support/#service-level-agreement-sla-details

• handbook/support/internal-support/support-ticket-attention-requests.html.md:2

/support/#definitions-of-gitlab-global-support-hours

• handbook/support/support-global-groups/index.html.md:1
• handbook/support/workflows/support_manager-on-call.html.md:1
• handbook/support/internal-support/index.html.md:1
• handbook/support/index.html.md.erb:1

/support/#please-dont-use-language-intended-to-threaten-or-harass

• handbook/support/engineering/index.html.md:1

/support/#handling-unresponsive-tickets

• handbook/support/license-and-renewals/workflows/working_with_sales.html.md:1

/support/#gitlabcom-specific-support-policies

• handbook/support/workflows/information-request.html.md:1
• handbook/support/workflows/quick-reference.html.md:1

/support/#account-recovery-and-2fa-resets

• handbook/support/workflows/quick-reference.html.md:1

/support/#name-squatting-policy

• handbook/support/workflows/quick-reference.html.md:1

/support/#us-federal-support

• handbook/support/workflows/ticket_triage.html.md:1
• handbook/customer-success/public-sector/solutions-architects/index.html.md:1
• job-families/engineering/support-management/index.html.md:1
• job-families/engineering/support-engineer/index.html.md:1

/support/#ccs-are-disabled

• handbook/support/workflows/federal_tickets.html.md:1

closes gitlab-com/marketing/digital-experience/buyer-experience#1669 (closed)

Author Checklist

• Provided a concise title for this Merge Request (MR)
• Added a description to this MR explaining the reasons for the proposed change, per say why, not just what
  • Copy/paste the Slack conversation to document it for later, or upload screenshots. Verify that no confidential data is added.
• Assign reviewers for this MR to the correct Directly Responsible Individual/s (DRI)
  • If the DRI for the page/s being updated isn’t immediately clear, then assign it to one of the people listed in the Maintained by section on the page being edited
  • If your manager does not have merge rights, please ask someone to merge it AFTER it has been approved by your manager in #mr-buddies
• If the changes affect team members, or warrant an announcement in another way, please consider posting an update in #whats-happening-at-gitlab linking to this MR
  • If this is a change that directly impacts the majority of global team members, it should be a candidate for #company-fyi. Please work with internal communications and check the handbook for examples.

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