libuutil: remove the whole thing

Sponsored-by: https://despairlabs.com/sponsor/
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Closes #17934

cmd/zed/Makefile.am

@@ -37,8 +37,7 @@ zed_SOURCES = \
 zed_LDADD = \
 	libzfs.la \
 	libzfs_core.la \
-	libnvpair.la \
-	libuutil.la
+	libnvpair.la
 
 zed_LDADD += -lrt $(LIBATOMIC_LIBS) $(LIBUDEV_LIBS) $(LIBUUID_LIBS)
 zed_LDFLAGS = -pthread