Fixes Opentelemetry issue#1699

[IrisTuntun]

Fixes open-telemetry#1699

1. Fixed the typo testCollectorEnpoint to testCollectorEndpoint.
2. Added assertions on process tags in gen.Batch that was exported.

Note: gen.Batch has already been recorded in testCollectorEndpoint thanks to open-telemetry#1693

[codecov-io]

Codecov Report

Merging #68 (a20fa94) into main (382c7ce) will increase coverage by 38.0%.
The diff coverage is n/a.

@@           Coverage Diff            @@
##            main     #68      +/-   ##
========================================
+ Coverage   39.9%   78.0%   +38.0%     
========================================
  Files        178     131      -47     
  Lines      13954    6953    -7001     
========================================
- Hits        5571    5424     -147     
+ Misses      8026    1279    -6747     
+ Partials     357     250     -107     

Impacted Files	Coverage Δ
..._party/thrift/lib/go/thrift/transport_exception.go
...ters/trace/jaeger/internal/gen-go/jaeger/jaeger.go
...nal/third_party/thrift/lib/go/thrift/serializer.go
...third_party/thrift/lib/go/thrift/rich_transport.go
...arty/thrift/lib/go/thrift/application_exception.go
...ird_party/thrift/lib/go/thrift/framed_transport.go
...l/third_party/thrift/lib/go/thrift/deserializer.go
...orters/trace/jaeger/internal/gen-go/agent/agent.go
...ernal/third_party/thrift/lib/go/thrift/protocol.go
.../third_party/thrift/lib/go/thrift/configuration.go
... and 37 more

[Aneurysm9]

I would be fine merging this as-is, but think it could be improved as noted in the comment below.

[alolita]

@IrisTuntun as we discussed pl fix PR title to be more descriptive and update PR description to itemize what was fixed along with tests added.