Commit 2c7791e6 authored by Ansgar Burchardt's avatar Ansgar Burchardt

TensorGridFactory: return `unique_ptr` instead of `shared_ptr`

StructuredGridFactory switched from returning a `shared_ptr` to
returing a `unique_ptr` in f96b091d.
This commit implements the same change for TensorGridFactory.
parent e50f64ae
Pipeline #5647 passed with stage
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