Disable sharding for batch package
Disable sharding for batch package

The tests in this package are failing for reasons likely related to resource consumption. Sharding an expensive test within a single test runner is probably causing more harm than good, so run this test in a single shard.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=141480921

google/nomulus,google/nomulus,google/nomulus,google/nomulus,google/nomulus,google/nomulus