chore(deps): bump go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp from 1.28.0 to 1.29.0

chore(deps): bump go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp from 1.28.0 to 1.29.0 #380