Pin Upb to C++ 17

Update rules_fuzzing to v0.3.2

PiperOrigin-RevId: 485902979

.bazelrc

@@ -3,8 +3,8 @@ build --features=-debug_prefix_map_pwd_is_dot
 
 build --extra_toolchains=@system_python//:python_toolchain
 
-# Pin to C++14
-build --cxxopt=-std=c++14 --host_cxxopt=-std=c++14
+# Pin to C++17
+build --cxxopt=-std=c++17 --host_cxxopt=-std=c++17
 
 # Use our custom-configured c++ toolchain.
 

WORKSPACE

@@ -47,9 +47,9 @@ http_archive(
 
 http_archive(
     name = "rules_fuzzing",
-    sha256 = "23bb074064c6f488d12044934ab1b0631e8e6898d5cf2f6bde087adb01111573",
-    strip_prefix = "rules_fuzzing-0.3.1",
-    urls = ["https://github.com/bazelbuild/rules_fuzzing/archive/v0.3.1.zip"],
+    sha256 = "d9002dd3cd6437017f08593124fdd1b13b3473c7b929ceb0e60d317cb9346118",
+    strip_prefix = "rules_fuzzing-0.3.2",
+    urls = ["https://github.com/bazelbuild/rules_fuzzing/archive/v0.3.2.zip"],
 )
 
 load("@rules_fuzzing//fuzzing:repositories.bzl", "rules_fuzzing_dependencies")