Description: Fixed L2NormToNorm transformation. Updated condition when the L2NormToNorm should be applied. It should work when normalization is applied over channels dimension only or over "C + spatial" dimensions. Solution verified with the TF layer tests (see draft MR 692).

Ticket: 49602

Code:

• Comments
• Code style (PEP8)
• Transformation generates reshape-able IR
• Transformation preserves original framework node names

Validation:

• Unit tests
• Framework operation tests: draft MR 692
• Transformation tests
• Model Optimizer IR Reader check

Documentation:

• Supported frameworks operations list: N/A no new op enabled
• Guide on how to convert the public model: N/A no new model enabled
• User guide update: N/A no user visible changes