Update testnet tooling (#1001)

* Add progress on new deposits

* Add deposited command to account manager

* Remove old lcli::helpers mod

* Clean clap_utils

* Refactor lcli deposit contract commands to use IPC

* Make testnet optional for environment

* Use dbg formatting for deploy address

* Add command to generate bootnode enr

* Ensure lcli returns with 1 on error

* Ensure account manager returns 1 on error

* Disallow deposits to the zero address

* Update web3 in eth1 crate

* Ensure correct lighthouse dir is created

* Reduce deposit gas requirement

* Update cargo.lock

* Add progress on new deposits

* Add deposited command to account manager

* Remove old lcli::helpers mod

* Clean clap_utils

* Refactor lcli deposit contract commands to use IPC

* Add command to generate bootnode enr

* Ensure lcli returns with 1 on error

* Ensure account manager returns 1 on error

* Update web3 in eth1 crate

* Update Cargo.lock

* Move lcli out of main install script

* Change --limit to --at-least

* Change --datadir to --validator-dir

* Remove duplication in docs

Makefile

@@ -2,11 +2,14 @@
 
 EF_TESTS = "tests/ef_tests"
 
-# Builds the entire workspace in release (optimized).
+# Builds the Lighthouse binary in release (optimized).
 #
 # Binaries will most likely be found in `./target/release`
 install:
 	cargo install --path lighthouse --force --locked
+
+# Builds the lcli binary in release (optimized).
+install-lcli:
 	cargo install --path lcli --force --locked
 
 # Runs the full workspace tests in **release**, without downloading any additional