update TODO

TODO.md

@@ -147,7 +147,6 @@ SPDX-License-Identifier: LGPL-2.1-or-later
   - teach cgroup metrics provider to expose PSI information
   - implement metrics provider that reports local IP addresses, and bound open
     IP ports
-  - implement current system load via metrics
   - metrics from pid1: suppress metrics form units that are inactive and have nothing to report
   - pass filtering hints to services, so that they can also be applied server-side, not just client side
   - add "hint-suppress-zero" flag (which suppresses all metrics which are zero)
@@ -175,8 +174,6 @@ SPDX-License-Identifier: LGPL-2.1-or-later
 
 - ed25519 authentication for sd-boot upgrades for the dm-verity key logic
 
-- change machine tags into key/value pairs instead of just labels
-
 - in sysupdate resolve %C or so as specifier in transfer fiels to the value of
   a specific machine tag channel= or so.
 
@@ -259,17 +256,12 @@ SPDX-License-Identifier: LGPL-2.1-or-later
 - sysupdate: add concept for enabling/disabling specific components explicitly,
   just like features.
 
-- hostnamectl: management, collation of all tags. four sources: udev,
-  /etc/machine-info, credentials, and /etc/machine-tags.d/*.conf
-
 - sysupdate: add conditions to transfer files, copying what we have for unit
   files and .network files
 
 - pid1,sysupdate,network: add support for a new "tags" condition, that checks
   all of the above.
 
-- sysupdate: write out database of all files created, and support gc of it
-
 - pcrextend: we probably should measure /etc/machine-info during boot somehow
 
 - pcrextend: we should measure something when we enter developer mode, by some