[UCRT] Add CMake files

sdk/lib/ucrt/time/time.cmake

@@ -0,0 +1,21 @@
+
+list(APPEND UCRT_TIME_SOURCES
+    time/asctime.cpp
+    time/clock.cpp
+    time/ctime.cpp
+    time/days.cpp
+    time/difftime.cpp
+    time/ftime.cpp
+    time/gmtime.cpp
+    time/localtime.cpp
+    time/loctotime.cpp
+    time/mktime.cpp
+    time/strdate.cpp
+    time/strftime.cpp
+    time/strtime.cpp
+    time/time.cpp
+    time/timeset.cpp
+    time/tzset.cpp
+    time/utime.cpp
+    time/wcsftime.cpp
+)