[SYSTEMDS-3891] Add GeneralMMultOOCPrimitive

[janniklinde]

This patch adds a new general matrix multiply OOC primitive. This primitive requests materialization of both inputs and traverses input tiles in a row/col major way. This primitive is a baseline approach and aims to limit the number of intermediate output tiles.

Assisted-by: AI

[codecov]

Codecov Report

❌ Patch coverage is 65.00000% with 112 lines in your changes missing coverage. Please review.
✅ Project coverage is 71.40%. Comparing base (83b789a) to head (7f8d3d4).

Files with missing lines	Patch %	Lines
...ntime/ooc/primitives/GeneralMMultOOCPrimitive.java	64.08%	78 Missing and 24 partials ⚠️
...va/org/apache/sysds/runtime/ooc/util/OOCUtils.java	20.00%	4 Missing and 4 partials ⚠️
.../runtime/instructions/ooc/MMultOOCInstruction.java	94.44%	0 Missing and 1 partial ⚠️
.../org/apache/sysds/runtime/ooc/cache/OOCFuture.java	50.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #2595      +/-   ##
============================================
- Coverage     71.42%   71.40%   -0.02%     
- Complexity    50517    50564      +47     
============================================
  Files          1631     1632       +1     
  Lines        195928   196229     +301     
  Branches      38178    38199      +21     
============================================
+ Hits         139947   140124     +177     
- Misses        44996    45089      +93     
- Partials      10985    11016      +31     

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