[libc] [llvm] [libc] Remove direct math.h includes (PR #85324)

[Benjamin Kramer via llvm-commits]

================
@@ -62,7 +62,17 @@ config_setting(
     flag_values = {":mpfr": "system"},
 )
 
-############################## Support libraries #############################
+################################# Include Files ################################
+
+libc_support_library(
+    name = "internal_includes",
----------------
d0k wrote:

with the current setup anny include change in libc requires a BUILD file change. It's the largest contributor to bazel build breakages, like right now it's broken by c63a291c64852a086cb447c7078e5312aac1a05c

Globbing all the __support things would certainly help, but I don't know what that means.

https://github.com/llvm/llvm-project/pull/85324