bazel: Update rules_go

Updates rules_go to the latest release so Pigweed is no longer relying
on a fork.

Fixes: b/345806988
Change-Id: Ifbd5c7278f1105152b3f9b7d2e86bb0da7153b76
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/232020
Reviewed-by: Ted Pudlik <[email protected]>
Pigweed-Auto-Submit: Armando Montanez <[email protected]>
Commit-Queue: Auto-Submit <[email protected]>
Lint: Lint 🤖 <[email protected]>
Presubmit-Verified: CQ Bot Account <[email protected]>

MODULE.bazel

@@ -28,7 +28,7 @@ bazel_dep(name = "platforms", version = "0.0.10")
 bazel_dep(name = "protobuf", version = "24.4", repo_name = "com_google_protobuf")
 bazel_dep(name = "rules_cc", version = "0.0.9")
 bazel_dep(name = "rules_fuzzing", version = "0.5.2")
-bazel_dep(name = "rules_go", version = "0.44.2", repo_name = "io_bazel_rules_go")
+bazel_dep(name = "rules_go", version = "0.49.0", repo_name = "io_bazel_rules_go")
 bazel_dep(name = "rules_jvm_external", version = "6.2")
 bazel_dep(name = "rules_libusb", version = "0.1.0-rc1")
 bazel_dep(name = "rules_platform", version = "0.1.0")
@@ -68,13 +68,6 @@ git_override(
     remote = "https://github.com/nanopb/nanopb.git",
 )
 
-# TODO: b/345806988 - remove this fork and update to upstream HEAD.
-git_override(
-    module_name = "rules_go",
-    commit = "d5ba42f3ca0b8510526ed5df2cf5807bdba43856",
-    remote = "https://github.com/cramertj/rules_go.git",
-)
-
 archive_override(
     module_name = "rules_rust",
     integrity = "sha256-+bWb47wg0VchIADaHt6L5Dma2Gn+Q589nz/MKcTi+lo=",

pw_toolchain/host_clang/BUILD.bazel

@@ -249,6 +249,17 @@ pw_cc_flag_set(
     target_compatible_with = ["@platforms//os:linux"],
 )
 
+pw_cc_flag_set(
+    name = "silence_cgo_warnings",
+    actions = [
+        "@pw_toolchain//actions:all_c_compiler_actions",
+        "@pw_toolchain//actions:all_cpp_compiler_actions",
+        "@pw_toolchain//actions:all_link_actions",
+    ],
+    flags = ["-Wno-unused-parameter"],
+    requires_any_of = [":rules_go_constraint"],
+)
+
 pw_cc_feature(
     name = "supports_pic",
     enabled = True,
@@ -322,6 +333,8 @@ pw_cc_toolchain(
         "@pw_toolchain//flag_sets:wnon_virtual_dtor",
         "//pw_toolchain/cc:common_warnings",
         "//pw_toolchain/cc:color_diagnostics",
+        # Must go after the general warnings that are enabled.
+        ":silence_cgo_warnings",
     ] + select({
         "//pw_build:kythe": [":no_unknown_warning_option"],
         "//conditions:default": [],