Now that segmented code spaces are enabled for WebAssembly, tests that
allocate a large number of modules should no longer flakily run OOM.

R=clemensb@chromium.org
TEST=mjsunit/wasm/asm-wasm-{i32,f64}
BUG=v8:7899

Change-Id: Iab5d2c1b022cc1f6e44f132b14148c86f148cb54
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1876818Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64545}