Add time sensitive ci tag and mark baker tests as such
Context
This MR adds a time_sensitive
Tezt™ tag to the CI and force such tests to be executed sequentially.
Uses those tag for time-sensitive baker tests to reduce flakiness.
Fixes #6696 (closed)
Checklist
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Document the interface of any function added or modified (see the coding guidelines) -
Document any change to the user interface, including configuration parameters (see node configuration) -
Provide automatic testing (see the testing guide). -
For new features and bug fixes, add an item in the appropriate changelog ( docs/protocols/alpha.rst
for the protocol and the environment,CHANGES.rst
at the root of the repository for everything else). -
Select suitable reviewers using the Reviewers
field below. -
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the next person who should take action on that MR