[roll third_party/pigweed] pw_build: Increase size of test linker script memory region

The bazel linker script test has regions that are too small to fit
the contents of linux binaries. This change increases the size of the
memory region that is undersized so the binary will properly link.

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/164823

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 46b09091f2c1c77..565311e620090fe
Roller-URL: https://ci.chromium.org/b/8772765907420285409
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Id7f5e6c25033c2a15e7bccd64c215c619f91b08f
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/165870
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 46b0909..565311e 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 46b09091f2c1c77fc735287aed045dc2aa8d4fec
+Subproject commit 565311e620090fec55a057aba7dab7806e4c91c9