cellxgene-schema CLI must update validation for obsm['spatial']

[brianraymor]

Changelog

• obsm (Embeddings)
  • Updated the requirements for spatial to include descendants of Visium Spatial Gene Expression and to prohibit 'Not a Number' values.

Design

spatial

Key	spatial
Annotator	Curator MUST annotate if uns['spatial']['is_single'] is True. Curator MAY annotate if uns['spatial']['is_single'] is False. Otherwise, this key MUST NOT be present.
Value	numpy.ndarray with the following requirements MUST have the same number of rows as X and MUST include at least two columns MUST be a numpy.dtype.kind of "f", "i", or "u" MUST NOT contain any positive infinity (numpy.inf) or negative infinity (numpy.NINF) values MUST NOT contain Not a Number (numpy.nan) values If assay_ontology_term_idis a descendant of "EFO:0010961" for Visium Spatial Gene Expression and uns['spatial']['is_single'] is True, the array MUST be created from the corresponding pxl_row_in_fullres and pxl_col_in_fullres fields from tissue_positions_list.csv or tissue_positions.csv. See Space Ranger Spatial Outputs.