Update toolchains_protoc to 0.4.3

Author: aaliddell

MODULE.bazel

@@ -43,7 +43,7 @@ local_path_override(
     path = "modules/cpp",
 )
 
-bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+bazel_dep(name = "toolchains_protoc", version = "0.4.3")
 
 # Prevent version skew by matching protoc version to protobuf version, as C++ is the only lang that
 # has no cross-version runtime guarantee:

docs/lang/cpp.rst

@@ -31,7 +31,7 @@ The C++ module can be installed by adding the following lines to your MODULE.baz
 .. code-block:: python
 
    bazel_dep(name = "rules_proto_grpc_cpp", version = "<version number here>")
-   bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+   bazel_dep(name = "toolchains_protoc", version = "0.4.3")
    
    # Prevent version skew by matching protoc version to protobuf version, as C++ is the only lang that
    # has no cross-version runtime guarantee:

examples/cpp/cpp_grpc_compile/MODULE.bazel

@@ -17,7 +17,7 @@ local_path_override(
     path = "../../../modules/cpp",
 )
 
-bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+bazel_dep(name = "toolchains_protoc", version = "0.4.3")
 
 # Prevent version skew by matching protoc version to protobuf version, as C++ is the only lang that
 # has no cross-version runtime guarantee:

examples/cpp/cpp_grpc_library/MODULE.bazel

@@ -17,7 +17,7 @@ local_path_override(
     path = "../../../modules/cpp",
 )
 
-bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+bazel_dep(name = "toolchains_protoc", version = "0.4.3")
 
 # Prevent version skew by matching protoc version to protobuf version, as C++ is the only lang that
 # has no cross-version runtime guarantee:

examples/cpp/cpp_proto_compile/MODULE.bazel

@@ -17,7 +17,7 @@ local_path_override(
     path = "../../../modules/cpp",
 )
 
-bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+bazel_dep(name = "toolchains_protoc", version = "0.4.3")
 
 # Prevent version skew by matching protoc version to protobuf version, as C++ is the only lang that
 # has no cross-version runtime guarantee:

examples/cpp/cpp_proto_library/MODULE.bazel

@@ -17,7 +17,7 @@ local_path_override(
     path = "../../../modules/cpp",
 )
 
-bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+bazel_dep(name = "toolchains_protoc", version = "0.4.3")
 
 # Prevent version skew by matching protoc version to protobuf version, as C++ is the only lang that
 # has no cross-version runtime guarantee:

modules/core/MODULE.bazel

@@ -8,4 +8,4 @@ bazel_dep(name = "bazel_skylib", version = "1.7.1")
 bazel_dep(name = "platforms", version = "1.0.0")
 bazel_dep(name = "protobuf", version = "31.1")
 bazel_dep(name = "rules_cc", version = "0.1.2")  # For fixer
-bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+bazel_dep(name = "toolchains_protoc", version = "0.4.3")

tools/rulegen/cpp.go

@@ -152,7 +152,7 @@ var cppLibraryRuleAttrs = append(append([]*Attr(nil), libraryRuleAttrs...), []*A
 	},
 }...)
 
-var cppModuleSuffixLines = `bazel_dep(name = "toolchains_protoc", version = "0.4.2")
+var cppModuleSuffixLines = `bazel_dep(name = "toolchains_protoc", version = "0.4.3")
 
 # Prevent version skew by matching protoc version to protobuf version, as C++ is the only lang that
 # has no cross-version runtime guarantee: