Added required --force-bls-withdrawal-credentials description to --disable-deposits usage (#6436)

* cli description

* complied docs changes

* reverted changes and script amended

* fix

* reverting unwanted changes

* making linter happy

* requested changes

* Merge branch 'unstable' into cli-fix

* Merge branch 'unstable' into cli-fix

book/src/help_vm_create.md

@@ -133,7 +133,9 @@ Flags:
           When provided don't generate the deposits JSON file that is commonly
           used for submitting validator deposits via a web UI. Using this flag
           will save several seconds per validator if the user has an alternate
-          strategy for submitting deposits.
+          strategy for submitting deposits. If used, the
+          --force-bls-withdrawal-credentials is also required to ensure users
+          are aware that an --eth1-withdrawal-address is not set.
       --disable-log-timestamp
           If present, do not include timestamps in logging output.
       --disable-malloc-tuning

scripts/cli.sh

@@ -16,7 +16,7 @@ write_to_file() {
     printf "# %s\n\n\`\`\`\n%s\n\`\`\`" "$program" "$cmd" > "$file"
 
     # Adjust the width of the help text and append to the end of file
-    sed -i -e '$a\'$'\n''\n''<style> .content main {max-width:88%;} </style>' "$file"
+    printf "\n\n%s\n" "<style> .content main {max-width:88%;} </style>" >> "$file"
 }
 
 CMD=./target/release/lighthouse

validator_manager/src/create_validators.rs

@@ -112,7 +112,9 @@ pub fn cli_app() -> Command {
                     "When provided don't generate the deposits JSON file that is \
                     commonly used for submitting validator deposits via a web UI. \
                     Using this flag will save several seconds per validator if the \
-                    user has an alternate strategy for submitting deposits.",
+                    user has an alternate strategy for submitting deposits. \
+                    If used, the --force-bls-withdrawal-credentials is also required \
+                    to ensure users are aware that an --eth1-withdrawal-address is not set.",
                 )
                 .action(ArgAction::SetTrue)
                 .help_heading(FLAG_HEADER)