Removes references to the short-lived Calaveras testnet

* cmd/geth, core, params: replace baikal with calaveras

* params: fix genesis hash for Calaveras

Co-authored-by: Péter Szilágyi <peterke@gmail.com>

* all: define London+baikal, undefine yolov3, add london override flag

* cmd, core, params: add baikal genesis definition

This PR makes it easier to inspect the freezer index, which could be useful to investigate things like #22111

Adds the command "geth db dumptrie <root> <seek> <max>", to better help investigate the trie data

* all: add read-only option to database

* all: fixes tests

* cmd/geth: migrate flags

* cmd/geth: fix the compact

* cmd/geth: fix the format

* cmd/geth: fix log

* cmd: add chain-readonly

* core: add readonly notion to freezer

* core/rawdb: add log

* core/rawdb: fix freezer close

* cmd: fix

* cmd, core: construct db

* core: update tests

This PR introduces:

- db.put to put a value into the database
- db.get to read a value from the database
- db.delete to delete a value from the database
- db.stats to check compaction info from the database
- db.compact to trigger a db compaction

It also moves inspectdb to db.inspect.