Fix comment to reflect the actual reality.

The original comment implied that Android 32 bit was the only one
using a bad time_t, but it turns out 32 bit glibc has the same time_t
as Android. Update the comment to reflect this reality.

Change-Id: I72cdd2c677a6521f7b43d4695a52fd8fdc3305bd
diff --git a/libc/tzcode/localtime.c b/libc/tzcode/localtime.c
index 79c4a9a..cb8aeed 100644
--- a/libc/tzcode/localtime.c
+++ b/libc/tzcode/localtime.c
@@ -338,7 +338,7 @@
 {
     if (TYPE_BIT(time_t) - TYPE_SIGNED(time_t) < SECSPERREPEAT_BITS)
         return 0;
-#if defined(__LP64__) // 32-bit Android only has a signed 32-bit time_t; 64-bit Android is fixed.
+#if defined(__LP64__) // 32-bit Android/glibc has a signed 32-bit time_t; 64-bit doesn't.
     return t1 - t0 == SECSPERREPEAT;
 #endif
 }