[libc][math][c23] Remove braces from single-statement if body

Author: overmighty

libc/test/src/math/RIntTest.h

@@ -125,9 +125,8 @@ class RIntTestTemplate : public LIBC_NAMESPACE::testing::FEnvSafeTest {
       T x = xbits.get_val();
       // In normal range on x86 platforms, the long double implicit 1 bit can be
       // zero making the numbers NaN. We will skip them.
-      if (xbits.is_nan()) {
+      if (xbits.is_nan())
         continue;
-      }
 
       for (int mode : ROUNDING_MODES) {
         LIBC_NAMESPACE::fputil::set_round(mode);

libc/test/src/math/RoundToIntegerTest.h

@@ -280,9 +280,8 @@ class RoundToIntegerTestTemplate
       F x = xbits.get_val();
       // In normal range on x86 platforms, the long double implicit 1 bit can be
       // zero making the numbers NaN. We will skip them.
-      if (xbits.is_nan()) {
+      if (xbits.is_nan())
         continue;
-      }
 
       if (TestModes) {
         for (int m : ROUNDING_MODES) {