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SNESQN harmonization with MATLMVM objects

Alp Dener requested to merge denera/snes-qn-harmonization into master

Updating SNESQN to use the MATLMVM matrix objects previously created to house different QN approximations for TAO solvers. ECP milestone.

Existing SNESQN interfaces are maintained, including QN types and restart methods. Test outputs changes are restricted only to MatView outputs for MATLMVM in TAO and TS tests. SNESQN test outputs pass without changes.

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