feat(cli): override static files datadir (#7212)

Co-authored-by: Oliver Nordbjerg <onbjerg@users.noreply.github.com>
Co-authored-by: Alexey Shekhirin <a.shekhirin@gmail.com>
Co-authored-by: Oliver Nordbjerg <hi@notbjerg.me>

book/cli/reth/p2p.md

@@ -24,16 +24,10 @@ Options:
 
           [default: mainnet]
 
-      --datadir <DATA_DIR>
-          The path to the data dir for all reth files and subdirectories.
+      --retries <RETRIES>
+          The number of retries per request
 
-          Defaults to the OS-specific data directory:
-
-          - Linux: `$XDG_DATA_HOME/reth/` or `$HOME/.local/share/reth/`
-          - Windows: `{FOLDERID_RoamingAppData}/reth/`
-          - macOS: `$HOME/Library/Application Support/reth/`
-
-          [default: default]
+          [default: 5]
 
       --instance <INSTANCE>
           Add a new instance of a node.
@@ -176,10 +170,20 @@ Networking:
 
           [default: 131072]
 
-      --retries <RETRIES>
-          The number of retries per request
+Datadir:
+      --datadir <DATA_DIR>
+          The path to the data dir for all reth files and subdirectories.
 
-          [default: 5]
+          Defaults to the OS-specific data directory:
+
+          - Linux: `$XDG_DATA_HOME/reth/` or `$HOME/.local/share/reth/`
+          - Windows: `{FOLDERID_RoamingAppData}/reth/`
+          - macOS: `$HOME/Library/Application Support/reth/`
+
+          [default: default]
+
+      --datadir.static_files <PATH>
+          The absolute path to store static files in.
 
 Database:
       --db.log-level <LOG_LEVEL>