[roll third_party/pigweed] clang: Fix `std::array` iterators

Iterator types returned by begin() and end() are const_iterators.
Replacing them with data() and data() + size() to address the
compilation failures.

Original-Bug: b/333448202
Docs: N/A
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/202834

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: c1a9043d74cf12d..e79414ec1071a38
Roller-URL: https://ci.chromium.org/b/8751000013693010753
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I2c35ba7d5787a9b67cf4a5a0f59b1e2df8565301
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/202971
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 c1a9043..e79414e 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit c1a9043d74cf12dcc91e1892078204c060b694ee
+Subproject commit e79414ec1071a382b92e56601bb569439b5d3125