chore: bump chromium to 138.0.7154.0 (main) (#46872)

* chore: bump chromium in DEPS to 138.0.7152.0

* chore: update patches

* chore: bump chromium in DEPS to 138.0.7154.0

* chore: update patches

* ozone/wayland: Fix bookmark dropdown right click context menu

https://chromium-review.googlesource.com/c/chromium/src/+/6488801

* Use base::cstring_view in base::Environment

https://chromium-review.googlesource.com/c/chromium/src/+/6494292

* [A11yPerformance] Remove Add/Remove AXMode methods

https://chromium-review.googlesource.com/c/chromium/src/+/6418444

xref: https://chromium-review.googlesource.com/c/chromium/src/+/6383275

* build: update filenames.libcxx.gni

* Use base::cstring_view in base::Environment

https://chromium-review.googlesource.com/c/chromium/src/+/6494292

* Use getters to expose NativePixmapHandle from GpuMemoryBufferHandle

https://chromium-review.googlesource.com/c/chromium/src/+/6374406

---------

Co-authored-by: electron-roller[bot] <84116207+electron-roller[bot]@users.noreply.github.com>
Co-authored-by: John Kleinschmidt <jkleinsc@electronjs.org>

patches/chromium/load_v8_snapshot_in_browser_process.patch

@@ -9,7 +9,7 @@ but due to the nature of electron, we need to load the v8 snapshot
 in the browser process.
 
 diff --git a/content/app/content_main_runner_impl.cc b/content/app/content_main_runner_impl.cc
-index 24f6f89cfa430ed26476e1a3f79a8ed9464c45f3..a23d9b8fc451078708fd1a39f3d74357de7c244f 100644
+index 48363b920c780064a6d49f4a521b476bda5ac27b..d55c408557e15650897c9ed6d5b6bd83178a551f 100644
 --- a/content/app/content_main_runner_impl.cc
 +++ b/content/app/content_main_runner_impl.cc
 @@ -296,11 +296,8 @@ void LoadV8SnapshotFile(const base::CommandLine& command_line) {