don't report conflicts for releases before nutmeg

[OmarIthawi]

now we're upgrading to nutmeg, no need to report for older releases

[github-actions[bot]]

Checking git merge conflicts against https://github.com/edx/edx-platform.git

Comparing with	open-release/nutmeg.master
Benchmark conflicts with main	292
Current conflicts	292
Summary	Good work! No added conflicts.

Comparing with	master
Benchmark conflicts with main	290
Current conflicts	290
Summary	Good work! No added conflicts.

[coveralls]

Pull Request Test Coverage Report for Build 3225059447

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 4 unchanged lines in 3 files lost coverage.
• Overall coverage decreased (-0.001%) to 49.038%

---

Files with Coverage Reduction	New Missed Lines	%
common/lib/xmodule/xmodule/partitions/enrollment_track_partition_generator.py	1	71.43%
lms/djangoapps/course_blocks/transformers/user_partitions.py	1	75.29%
common/djangoapps/util/cache.py	2	68.57%
<!--	Total:	4		-->

Totals
Change from base Build 3198515192:	-0.001%
Covered Lines:	110941
Relevant Lines:	226237

---

💛 - Coveralls