[bazel] Port 2a5420e (#171161)

Move some headers into the common __support_time library now that they
are no longer platform specific.

Author: boomanaiden154

utils/bazel/llvm-project-overlay/libc/BUILD.bazel

@@ -1652,7 +1652,7 @@ libc_support_library(
         ":__support_cpp_optional",
         ":__support_osutil_syscall",
         ":__support_threads_linux_futex_word_type",
-        ":__support_time_linux_abs_timeout",
+        ":__support_time",
         ":types_struct_timespec",
     ],
 )
@@ -1680,8 +1680,7 @@ libc_support_library(
         ":__support_cpp_optional",
         ":__support_threads_linux_futex_utils",
         ":__support_threads_sleep",
-        ":__support_time_linux_abs_timeout",
-        ":__support_time_linux_monotonicity",
+        ":__support_time",
         ":types_pid_t",
     ],
 )
@@ -1733,28 +1732,14 @@ libc_support_library(
     deps = [
         ":__support_common",
         ":__support_error_or",
+        ":__support_libc_assert",
         ":hdr_time_macros",
         ":types_clockid_t",
         ":types_struct_timespec",
         ":types_time_t",
     ],
 )
 
-libc_support_library(
-    name = "__support_time_linux_abs_timeout",
-    hdrs = ["src/__support/time/linux/abs_timeout.h"],
-    target_compatible_with = select({
-        "@platforms//os:linux": [],
-        "//conditions:default": ["@platforms//:incompatible"],
-    }),
-    deps = [
-        ":__support_cpp_expected",
-        ":__support_time",
-        ":hdr_time_macros",
-        ":types_struct_timespec",
-    ],
-)
-
 libc_support_library(
     name = "__support_time_clock_conversion",
     hdrs = ["src/__support/time/clock_conversion.h"],
@@ -1784,21 +1769,6 @@ libc_support_library(
     ],
 )
 
-libc_support_library(
-    name = "__support_time_linux_monotonicity",
-    hdrs = ["src/__support/time/linux/monotonicity.h"],
-    target_compatible_with = select({
-        "@platforms//os:linux": [],
-        "//conditions:default": ["@platforms//:incompatible"],
-    }),
-    deps = [
-        ":__support_libc_assert",
-        ":__support_time_clock_conversion",
-        ":__support_time_linux_abs_timeout",
-        ":hdr_time_macros",
-    ],
-)
-
 libc_support_library(
     name = "__support_wctype_utils",
     hdrs = ["src/__support/wctype_utils.h"],