[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:

All of the libc targets are split into separate targets and now you're making one big one to merge them all together. Can we either get rid of this or get rid of all the small ones?

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