Remove ParameterMode/Tnodify StoreFixedArrayOrPropertyArrayElement
which had the last uses of:
 * ElementOffsetFromIndex
 * MatchesParameterMode

So we can clean those methods too.

With all of this combined, we can remove the ParameterMode declaration
from the codebase.

Bug: v8:9708, v8:6949
Change-Id: I981608681cefafe910dd40d3b82f8252e4b8994d
Fixes: v8:9708
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2379514Reviewed-by: Igor Sheludko <ishell@chromium.org>
Commit-Queue: Santiago Aboy Solanes <solanes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#69586}