Update metric version v0.29.0

[hanyuancheung]

• Update OTEL Metric Version to v0.29.0

[codecov]

Codecov Report

Merging #2181 (8fca3da) into main (2c65737) will increase coverage by 3.3%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##            main   #2181     +/-   ##
=======================================
+ Coverage   69.4%   72.7%   +3.3%     
=======================================
  Files        135     137      +2     
  Lines       6113    6159     +46     
=======================================
+ Hits        4244    4480    +236     
+ Misses      1741    1538    -203     
- Partials     128     141     +13     

Impacted Files	Coverage Δ
...n/github.com/gocql/gocql/otelgocql/test/version.go	0.0% <0.0%> (ø)
.../github.com/gocql/gocql/otelgocql/internal/cass.go	95.1% <0.0%> (ø)
...ntation/github.com/gocql/gocql/otelgocql/config.go	57.1% <0.0%> (+57.1%)	⬆️
...ion/github.com/gocql/gocql/otelgocql/instrument.go	62.5% <0.0%> (+62.5%)	⬆️
...ation/github.com/gocql/gocql/otelgocql/observer.go	75.1% <0.0%> (+75.1%)	⬆️
...entation/github.com/gocql/gocql/otelgocql/gocql.go	100.0% <0.0%> (+100.0%)	⬆️
...tation/github.com/gocql/gocql/otelgocql/version.go	100.0% <0.0%> (+100.0%)	⬆️

[Aneurysm9]

Please use make sync-core to ensure that all modules are updated here.

[hanyuancheung]

Please use make sync-core to ensure that all modules are updated here.

I've done that, pls review it again.