fix clippy lint in format-table crate

src/format-table/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "format_table"
-version = "0.1.0"
+version = "0.1.1"
 authors = ["Alex Auvolat <alex@adnab.me>"]
 edition = "2018"
 license = "AGPL-3.0"

src/format-table/lib.rs

@@ -5,7 +5,7 @@
 //! ```rust
 //! let mut table = vec!["product\tquantity\tprice".to_string()];
 //! for (p, q, r) in [("tomato", 12, 15), ("potato", 10, 20), ("rice", 5, 12)] {
-//! 	table.push(format!("{}\t{}\t{}", p, q, r));
+//!     table.push(format!("{}\t{}\t{}", p, q, r));
 //! }
 //! format_table::format_table(table);
 //! ```