roll: pigweed various: Fix implicit conversion warnings

Fix implicit conversion warnings in the following modules:

- pw_i2c
- pw_i2c_linux
- pw_digital_io_linux
- pw_channel
- pw_log_rpc
- pw_crypto
- pw_checksum
- pw_json
- pw_display
- pw_fuzzer

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/410697
Original-Revision: 9346cbaeaf155c00d284d3fad01c2d3aa0128d9c

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: e786646ffadd3b..9346cbaeaf155c
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8681682525670429857
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ie47217785f3fe4bf42875f38d586a6f539284dec
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/quickstart/bazel/+/410994

MODULE.bazel

diff --git a/MODULE.bazel b/MODULE.bazel
index 7e08561..b73f5fc 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -42,7 +42,7 @@
     module_name = "pigweed",
     # ROLL: Warning: this entry is automatically updated by
     # ROLL: https://cr-buildbucket.appspot.com/builder/pigweed/quickstart.roll/pigweed-quickstart-bazel-roller
-    commit = "e786646ffadd3b2cdb5c23e60cb3ae466cc65412",
+    commit = "9346cbaeaf155c00d284d3fad01c2d3aa0128d9c",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed",
 )