make support for equal sign in value string

src/recipe_functions/common.rs

@@ -18,7 +18,7 @@ fn extract_tb_config(content: String) -> HashMap<String, String> {
     let lines = content.lines();
 
     for line in lines {
-        let parts: Vec<&str> = line.split('=').collect();
+        let parts: Vec<String> = line.split_once("=").map(|x| vec![x.0.to_string(), x.1.to_string()]).unwrap_or(Vec::new());
         if parts.len() == 2 {
             result.insert(parts[0].trim().to_string(), parts[1].trim().to_string());
         }