Add a "News & Events" section to README

[ChrisCummins]

No description provided.

[codecov-commenter]

Codecov Report

Merging #655 (08b323e) into development (b803856) will decrease coverage by 1.68%.
The diff coverage is n/a.

@@               Coverage Diff               @@
##           development     #655      +/-   ##
===============================================
- Coverage        88.42%   86.74%   -1.69%     
===============================================
  Files              119      119              
  Lines             7475     7475              
===============================================
- Hits              6610     6484     -126     
- Misses             865      991     +126     

Impacted Files	Coverage Δ
compiler_gym/envs/gcc/service/gcc_service.py	68.86% <0.00%> (-28.21%)	⬇️
compiler_gym/envs/gcc/gcc_rewards.py	80.00% <0.00%> (-20.00%)	⬇️
compiler_gym/envs/gcc/gcc_env.py	88.31% <0.00%> (-11.69%)	⬇️
compiler_gym/util/commands.py	80.95% <0.00%> (-4.77%)	⬇️
...ompiler_gym/service/client_service_compiler_env.py	87.52% <0.00%> (-3.60%)	⬇️
compiler_gym/views/observation_space_spec.py	81.81% <0.00%> (-3.04%)	⬇️
compiler_gym/views/observation.py	97.29% <0.00%> (-2.71%)	⬇️
compiler_gym/envs/llvm/compute_observation.py	88.63% <0.00%> (-2.28%)	⬇️
compiler_gym/service/connection.py	77.04% <0.00%> (-1.97%)	⬇️
compiler_gym/util/runfiles_path.py	89.28% <0.00%> (-1.79%)	⬇️
... and 3 more

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[mostafaelhoushi]

LGTM