Make closing scope idempotent and noop when different context is active

[lmolkova]

Fixes #5055

[codecov]

Codecov Report

Base: 91.22% // Head: 91.22% // Increases project coverage by +0.00% 🎉

Coverage data is based on head (87df144) compared to base (4cf3f65).
Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #5061   +/-   ##
=========================================
  Coverage     91.22%   91.22%           
- Complexity     4877     4881    +4     
=========================================
  Files           553      553           
  Lines         14402    14454   +52     
  Branches       1375     1380    +5     
=========================================
+ Hits          13138    13186   +48     
- Misses          878      879    +1     
- Partials        386      389    +3     

Impacted Files	Coverage Δ
...entelemetry/context/ThreadLocalContextStorage.java	91.66% <100.00%> (+2.19%)	⬆️
...metry/sdk/metrics/export/PeriodicMetricReader.java	87.14% <0.00%> (-2.86%)	⬇️
...telemetry/sdk/trace/export/BatchSpanProcessor.java	92.41% <0.00%> (-0.69%)	⬇️
.../opentelemetry/exporter/prometheus/Serializer.java	88.33% <0.00%> (+1.89%)	⬆️

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.