[ANNOUNCE] custom-metrics-apiserver v1.29.0 is released

[Damien Grisonnet]

Changes since v1.28.0

Improvements

• Bump Kubernetes dependencies to v0.29.4 and Go to v1.21.8 (#170, @zroubalik)
• Disable priority and fairness by default (#171, @dgrisonnet)

Documentation

• Document metrics exposed by the library (#169, @hjet)