docs: fix out-of-date comments.

Author: plusvic

cli/src/commands/scan.rs

@@ -245,9 +245,6 @@ pub fn exec_scan(args: &ArgMatches, config: &Config) -> anyhow::Result<()> {
 
         rules
     } else {
-        // With `take()` we pass the external variables to `compile_rules`,
-        // while leaving a `None` in `external_vars`. This way external
-        // variables are not set again in the scanner.
         compile_rules(rules_path, args, config)?
     };
 

cli/src/config.rs

@@ -198,7 +198,7 @@ impl Default for PatternsFormatConfig {
 
 /// Load a config file from a given path. Path must contain a valid TOML file
 /// or this function will propagate the error. For structure of the config file
-/// see "YARA-X Config Guide.md".
+/// see https://virustotal.github.io/yara-x/docs/cli/config-file/.
 pub fn load_config_from_file(
     config_file: &Path,
 ) -> Result<Config, Box<figment::Error>> {