[llvm] [libc][bazel] Added wchar functions to bazel (PR #146126)

[Michael Jones via llvm-commits]

================
@@ -285,6 +298,24 @@ libc_support_library(
     deps = [":hdr_stdlib_overlay"],
 )
 
+libc_support_library(
+    name = "types_char32_t",
+    hdrs = ["hdr/types/char32_t.h"],
+    deps = [
+        ":hdr_uchar_overlay",
+    ],
+)
+
+libc_support_library(
+    name = "hdr_uchar_overlay",
+    hdrs = ["hdr/uchar_overlay.h"],
+)
+
+libc_support_library(
+    name = "types_char8_t",
+    hdrs = ["hdr/types/char8_t.h"],
+)
----------------
michaelrj-google wrote:

these aren't currently used, so they can be removed as well.

https://github.com/llvm/llvm-project/pull/146126