Update some "include/llvm-libc-macros/math-macros.h" from recent commits.

Author: lntue

libc/test/src/math/RoundEvenTest.h

@@ -13,7 +13,7 @@
 #include "test/UnitTest/Test.h"
 #include "utils/MPFRWrapper/MPFRUtils.h"
 
-#include "include/llvm-libc-macros/math-macros.h"
+#include "hdr/math_macros.h"
 
 namespace mpfr = LIBC_NAMESPACE::testing::mpfr;
 

libc/test/src/math/smoke/RoundEvenTest.h

@@ -12,7 +12,7 @@
 #include "test/UnitTest/FPMatcher.h"
 #include "test/UnitTest/Test.h"
 
-#include "include/llvm-libc-macros/math-macros.h"
+#include "hdr/math_macros.h"
 
 template <typename T>
 class RoundEvenTest : public LIBC_NAMESPACE::testing::Test {