docs: add release notes for v1.1.52

Author: github-actions[bot]

release_notes/v1.1.52.md

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+## [1.1.52](https://github.com/NHSDigital/eps-FHIR-validator-lambda/compare/v1.1.51...v1.1.52) (2026-02-24)
+
+
+### Upgrade
+
+* [dependabot] - bump filelock from 3.20.2 to 3.20.3 in the pip group across 1 directory (#441) ([a06d708](https://github.com/NHSDigital/eps-FHIR-validator-lambda/commit/a06d708c63b858837b641c693405e36e222ed99b))
+* [dependabot] - bump NHSDigital/eps-common-workflows/.github/workflows/dependabot-auto-approve-and-merge.yml from 5.4.1 to 5.5.1 (#442) ([b885ee8](https://github.com/NHSDigital/eps-FHIR-validator-lambda/commit/b885ee8f698528be2962548a7ea18bb360041146))
+* [dependabot] - bump NHSDigital/eps-common-workflows/.github/workflows/pr_title_check.yml from 5.4.1 to 5.5.1 (#446) ([b9deb10](https://github.com/NHSDigital/eps-FHIR-validator-lambda/commit/b9deb108f236e120ce533ce27587c37aef30df68))
+* [dependabot] - bump NHSDigital/eps-common-workflows/.github/workflows/quality-checks.yml from 5.4.1 to 5.5.1 (#444) ([1f9aa7f](https://github.com/NHSDigital/eps-FHIR-validator-lambda/commit/1f9aa7fd29edb27fc7980e52e9e2a3f55435311c))
+* [dependabot] - bump NHSDigital/eps-common-workflows/.github/workflows/tag-release.yml from 5.4.1 to 5.5.1 (#447) ([33385cb](https://github.com/NHSDigital/eps-FHIR-validator-lambda/commit/33385cb745ab270ee22f6a887cedcf6ce45de15f))
+* [dependabot] - bump org.junit:junit-bom from 6.0.2 to 6.0.3 (#445) ([8b676c9](https://github.com/NHSDigital/eps-FHIR-validator-lambda/commit/8b676c9360529b5d5ce473128d68cc95e2f94fca))
+
+
+
+
+## Info
+[Release workflow run](https://github.com/NHSDigital/eps-FHIR-validator-lambda/actions/runs/22364980629) - Workflow ID: 22364980629
+
+It was initialized by [tstephen-nhs](https://github.com/tstephen-nhs)
+
+