fix(issues): Add new stack trace feature flag

[scttcper]

ref #109428

[github-actions]

Backend Test Failures

Failures on 6b3805d in this run:

tests/sentry/spans/test_buffer.py::test_schema_examples[cluster-nochunk-basic_span] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[single-chunk1-null_fields] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[single-chunk1-span_with_accepted_outcome] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[cluster-chunk1-null_fields] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[cluster-chunk1-basic_span] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[cluster-nochunk-null_fields] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[cluster-chunk1-span_with_accepted_outcome] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[cluster-nochunk-span_with_accepted_outcome] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[single-chunk1-basic_span] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[single-nochunk-basic_span] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[single-nochunk-span_with_accepted_outcome] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'

tests/sentry/spans/test_buffer.py::test_schema_examples[single-nochunk-null_fields] — log

tests/sentry/spans/test_buffer.py:1616: in test_schema_examples
    span = Span(
E   TypeError: Span.__new__() got an unexpected keyword argument 'end_timestamp'