chore(deps): update memcached docker tag to v7.6.1

[renovate]

This PR contains the following updates:

Package	Update	Change
memcached (source)	minor	7.5.2 -> 7.6.1

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Release Notes

bitnami/charts (memcached)

v7.6.1

• [bitnami/memcached] Release 7.6.1 (#​31142)

v7.6.0

• [bitnami/*] Add Bitnami Premium to NOTES.txt (#​30854) (3dfc003), closes #​30854
• [bitnami/memcached] Detect non-standard images (#​30922) (954239f), closes #​30922

v7.5.4

• [bitnami/*] docs: 📝 Add "Backup & Restore" section (#​30711) (35ab536), closes #​30711
• [bitnami/memcached] Release 7.5.4 (#​30797) (567544f), closes #​30797

v7.5.3

• [bitnami/*] docs: 📝 Add "Prometheus metrics" (batch 4) (#​30669) (a4ec006), closes #​30669
• [bitnami/*] docs: 📝 Add "Update Credentials" (batch 2) (#​30687) (c457848), closes #​30687
• [bitnami/*] Remove wrong comment about imagePullPolicy (#​30107) (a51f9e4), closes #​30107
• [bitnami/memcached] Release 7.5.3 (#​30694) (2a6f5eb), closes #​30694

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[Mokto]

👋 Hi, @renovate,
I detected conflicts against the base branch 🙊
You'll want to sync 🔄 your branch with upstream!

[Mokto]

👋 Hi, @renovate,
I detected conflicts against the base branch 🙊
You'll want to sync 🔄 your branch with upstream!