Support Go gRPC 1.77

[grcevski]

gRPC 1.77 for Go embedded again the Stream pointer in the ServerStream, from 1.77.0 we don't double dereference (which we needed to do for 1.69.0+).

Related Go gRPC change grpc/grpc-go#8624

[codecov]

Codecov Report

❌ Patch coverage is 41.17647% with 10 lines in your changes missing coverage. Please review.
✅ Project coverage is 55.84%. Comparing base (2ae0047) to head (f26ed7e).
⚠️ Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/internal/goexec/structmembers.go	53.84%	4 Missing and 2 partials ⚠️
pkg/internal/ebpf/gotracer/gotracer.go	0.00%	4 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #955   +/-   ##
=======================================
  Coverage   55.84%   55.84%           
=======================================
  Files         255      255           
  Lines       22152    22167   +15     
=======================================
+ Hits        12371    12380    +9     
- Misses       8942     8947    +5     
- Partials      839      840    +1     

Flag	Coverage Δ
integration-test	22.84% <0.00%> (-0.05%)	⬇️
integration-test-arm	0.00% <0.00%> (ø)
integration-test-vm-${ARCH}-${KERNEL_VERSION}	0.00% <0.00%> (ø)
k8s-integration-test	2.67% <0.00%> (-0.01%)	⬇️
oats-test	0.00% <0.00%> (ø)
unittests	47.21% <41.17%> (+<0.01%)	⬆️

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