[fuchsia] Remove deprecated non-resizable vmo flag
[fuchsia] Remove deprecated non-resizable vmo flag

Vmos are now non-resizable by default, so the non-resizable flag is no
longer necessary and will be removed.

Change-Id: I6752d414e59d651dbd4d95f815d6ecbac3e6eb6b
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/32708
Reviewed-by: Wez <a947adef8e572dca259bba92af2d4319f496cd4c@google.com>
Reviewed-by: Nicolas Capens <51edc787c30f24c4904e8ffbb5523c3a9f7a451d@google.com>
Kokoro-Presubmit: kokoro <2ac7b1f3fa578934c95181d4272be0d3bca00121@google.com>
Tested-by: David Stevens <2f87ba95ff5d327328bd68c2e86a4d9f2ba99bd0@google.com>

bkaradzic/SwiftShader,bkaradzic/SwiftShader,google/swiftshader,google/swiftshader,bkaradzic/SwiftShader,bkaradzic/SwiftShader,bkaradzic/SwiftShader,google/swiftshader