Apply suggestions from code review

Co-authored-by: Mohammed Keyvanzadeh <mohammadkeyvanzade94@gmail.com>

Author: dario-piotrowicz

test/parallel/test-cli-node-cli-manpage-env-vars.mjs

@@ -73,7 +73,7 @@ async function collectCliMdEnvVarNames() {
     input: fileStream,
   });
 
-  const envVariableRE = /^### `(?<varName>[^`]*?)(=[^`]+)?`$/;
+  const envVariableRE = /^### `(?<varName>[^`]*?)(?:=[^`]+)?`$/;
 
   const envVarNames = new Set();
 

test/parallel/test-cli-node-cli-manpage-options.mjs

@@ -64,7 +64,7 @@ const rl = createInterface({
   input: cliMdContentsStream,
 });
 
-const isOptionLineRegex = /^###( `[^`]*`(,)?)*$/;
+const isOptionLineRegex = /^###(?: `[^`]*`,?)*$/;
 
 for await (const line of rl) {
   if (line.startsWith('## ')) {