os-util: optionally, return EOL time in os_release_support_ended()

src/core/main.c

@@ -1385,7 +1385,7 @@ static int os_release_status(void) {
                                       label);
         }
 
-        if (support_end && os_release_support_ended(support_end, false) > 0)
+        if (support_end && os_release_support_ended(support_end, /* quiet */ false, NULL) > 0)
                 /* pretty_name may include the version already, so we'll print the version only if we
                  * have it and we're not using pretty_name. */
                 status_printf(ANSI_HIGHLIGHT_RED "  !!  " ANSI_NORMAL, 0,

src/core/manager.c

@@ -4547,7 +4547,7 @@ char* manager_taint_string(const Manager *m) {
         if (clock_is_localtime(NULL) > 0)
                 stage[n++] = "local-hwclock";
 
-        if (os_release_support_ended(NULL, true) > 0)
+        if (os_release_support_ended(NULL, /* quiet= */ true, NULL) > 0)
                 stage[n++] = "support-ended";
 
         _cleanup_free_ char *destination = NULL;