Ensure correct minimal versions for dependencies

Cargo.toml

···
 colored = { version = "2", optional = true }
 env_logger = { version = "0.9", optional = true }
 log = "0.4"
-regex = "1"
+regex = "1.3.2"
 serde = "1.0"
 serde_json = "1.0"
 smallvec = { version="1.6", features=["union"] }
 string-interner = { version = "0.12", default-features = false, features = ["std", "inline-more", "backends"] }
-thiserror = "1.0"
-tree-sitter = "0.20"
+thiserror = "1.0.7"
+tree-sitter = "0.20.3"
 tree-sitter-config = { version = "0.19", optional = true }
-tree-sitter-loader = { version = "0.19", optional = true }
+tree-sitter-loader = { version = "0.20", optional = true }
 
 [dev-dependencies]
 env_logger = "0.9"
 indoc = "1.0"
-tree-sitter-python = "0.19"
+tree-sitter-python = "0.20"

src/functions.rs

···
                 let replacement = parameters.param()?.into_string()?;
                 parameters.finish()?;
                 Ok(Value::String(
-                    pattern.replace_all(&text, replacement).to_string(),
+                    pattern.replace_all(&text, replacement.as_str()).to_string(),
                 ))
             }
         }