fix(deps): update docker:28-dind docker digest to 2a232a4

mentioned in merge request uis/devops/infra/terraform/terraform-test-cleanup!65 (merged)

mentioned in merge request uis/devops/webapp-boilerplate!155

mentioned in merge request uis/devops/infra/terraform/gcp-cloud-run-app!158 (merged)

mentioned in merge request uis/devops/iam/identifiers/api!3

mentioned in merge request uis/devops/infra/terraform/ucam-faas!87 (merged)

mentioned in merge request uis/devops/django/ucamprojectlight!11

mentioned in merge request uis/devops/django/ucamlookup!28

mentioned in merge request uis/devops/infra/terraform/gcp-secret-manager!66

mentioned in merge request uis/devops/tflint-ruleset-ucam-devops!9

mentioned in merge request uis/devops/django/automationcommon!30

mentioned in merge request uis/devops/docs/guidebook!688

mentioned in merge request uis/devops/iam/identity-lib!71

mentioned in merge request uis/devops/django/externalsettings!26

mentioned in merge request uis/devops/iam/activate-account/entra-event-handler!29

mentioned in merge request uis/devops/ansible-boilerplate!17

mentioned in merge request uis/devops/ucam-observe/ucam-observe-remote-server!25

mentioned in merge request uis/devops/infra/terraform/ucam-minimal-gcp-monitoring!11 (merged)

mentioned in merge request uis/devops/ucam-observe/ucam-observe-remote-client!24

mentioned in merge request uis/devops/research/research-dashboard/ucamstaffoncosts!51

mentioned in merge request uis/devops/lib/ucam-protobuf-testing-python!21

mentioned in merge request uis/devops/iam/card-database/message-schemas!8

mentioned in merge request uis/devops/fastapi-boilerplate!19

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mentioned in merge request uis/devops/tools/aws-helper!89

mentioned in merge request uis/devops/infra/terraform/gcp-monitoring!33 (merged)

mentioned in merge request uis/devops/infra/terraform/gke-cluster!101 (merged)

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mentioned in merge request uis/devops/iam/activate-account/api!163

mentioned in merge request uis/devops/devhub/lookup-gitlab-sync/faas!35

mentioned in merge request uis/devops/api-boilerplate!10

mentioned in merge request uis/devops/iam/activate-account/message-schemas!35

mentioned in merge request uis/devops/iam/activate-account/frontend!125

mentioned in merge request uis/devops/iar/webapp!82

mentioned in merge request gitlab-triage!42

mentioned in merge request uis/devops/infra/terraform/gcp-alert-snooze!76 (merged)

mentioned in merge request uis/devops/infra/terraform/ucam-observe-remote-server!57 (merged)

mentioned in merge request uis/devops/django/api-gateway-auth!49

mentioned in merge request uis/devops/lib/geddit!60 (merged)

mentioned in merge request uis/devops/renovate-config!175 (merged)

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mentioned in merge request uis/devops/infra/terraform/gcp-cloud-run-function!66 (merged)

mentioned in merge request uis/devops/infra/terraform/terraform-module-boilerplate!36 (merged)

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mentioned in merge request uis/devops/infra/terraform/gcp-site-monitoring!84 (merged)

mentioned in merge request uis/devops/lib/ucam-gitlab-stats!21

mentioned in merge request uis/devops/tools/gitlab-utils!251 (merged)

mentioned in merge request uis/devops/infra/terraform/gcp-alert-to-gitlab-issue!7

mentioned in merge request uis/devops/iam/ibis/ibis-client!21

mentioned in merge request uis/devops/research/staff-on-costs-calculator/infrastructure!10

mentioned in merge request uis/devops/research/staff-on-costs-calculator/webapp!13

mentioned in merge request uis/devops/ucam-observe/ucam-observe-python!37

mentioned in merge request uis/devops/sms/sms-export/userdocs!10

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mentioned in merge request uis/devops/iam/activate-account/account-data-manager!43 (closed)

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mentioned in merge request uis/devops/infra/terraform/gcp-container-image-mirror!69 (merged)

mentioned in merge request uis/devops/infra/terraform/ucam-faas-long!56 (merged)

mentioned in merge request uis/devops/flask-automation!11