Pin opentelemetry

[yngve-sk]

Solves mypy ellipsis error (for now). Offending code:
@staticmethod
3 weeks ago

Add type checker (https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3116[)](https://github.com/open-telemetry/opentelemetry-python-contrib/commit/406707b2bd322b6fe5819a6123b0deee1c6f21d1)

    def __wrap_threading_start(
        call_wrapped: Callable[[], None],
        instance: HasOtelContext,
        args: ...,
        kwargs: ...,
    ) -> None:

[yngve-sk]

Added commit to other PR: #9968

[codspeed-hq]

CodSpeed Performance Report

Merging #9969 will degrade performances by 10.11%

_{Comparing yngve-sk:25.02.05.debug-mypysmt (5000c55) with main (e1f4eab)}

Summary

❌ 1 regressions
✅ 24 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
❌	test_direct_dark_performance_with_storage[gen_x: 20, sum_x: 20 reals: 10-gen_data-get_record_observations]	1.4 ms	1.6 ms	-10.11%