build(deps): update dependency redis to v5.0.8

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
redis (changelog)	5.0.7 -> 5.0.8

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Release Notes

redis/redis-py (redis)

v5.0.8: 5.0.8

Compare Source

Changes

• Resolve some docs warnings (#​3322)
• Add missing type hints for retry.py (#​3250)

🔥 Breaking Changes

• Timeseries insertion filters for close samples (#​3228)

🚀 New Features

• Hash field expiration commands (#​3218)
• Support the MAXAGE option for CLIENT KILL (#​3187)
• Support NOVALUES parameter for HSCAN (#​3157)
• Document XREAD of last message (+) (#​3187)
• Support missing/empty values in search (#​3231)
• Timeseries insertion filters for close samples (#​3228)

🧰 Maintenance

• Add extra tests for GEO search (#​3244)
• Test special characters escaping in search (#​3276)

🐛 Bug Fixes

• Decode search results at field level (#​3309)

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