DEPTHWISE_CONV_2D with dilation factors

New Variant of DEPTHWISE_CONV_2D operand that takes two additional INT32
scalaras:
 - dilation_width_factor
 - dilation_height_factor

For dilation value k > 1, there will be k-1 skipped cells (of input)
between each filter element on that dimension.

Bug: 120963279
Test:  NeuralNetworksTest_static
Change-Id: I1c542b97b3131c8c965a2f5190775b4110b7acdd
Merged-In: I1c542b97b3131c8c965a2f5190775b4110b7acdd
(cherry picked from commit 1dbc6ea09d2109ee17107123f7f40db4e9f79d3d)
8 files changed