message: Fix typo in comments erros -> errors
diff: @@ -61,17 +61,17 @@ mod errors {
  /// Generic error - An unknown error accessing the DB
  pub static DB_UNKNOWN: i32 = -1_000_501;
  - /// db_read erros (-1_001_0xx)
  + /// db_read errors (-1_001_0xx)
  pub mod read {
  // pub static UNKNOWN: i32 = -1_001_000;
  /// The given key does not exist in storage
  pub static KEY_DOES_NOT_EXIST: i32 = -1_001_001;
  }
  - /// db_write erros (-1_001_1xx)
  - /// db_remove erros (-1_001_2xx)
  + /// db_write errors (-1_001_1xx)
  + /// db_remove errors (-1_001_2xx)
  - /// canonicalize_address erros (-1_002_0xx)
  + /// canonicalize_address errors (-1_002_0xx)
  pub mod canonicalize {
  /// An unknown error when canonicalizing address
  pub static UNKNOWN: i32 = -1_002_000;
  @@ -79,7 +79,7 @@ mod errors {
  pub static INVALID_INPUT: i32 = -1_002_001;
  }
  - /// humanize_address erros (-1_002_1xx)
  + /// humanize_address errors (-1_002_1xx)
  pub mod humanize {
  /// An unknonw error when humanizing address
  pub static UNKNOWN: i32 = -1_002_100;
  @@ -95,7 +95,7 @@ mod errors {
  // The -2_xxx_xxx namespace is reserved for #[cfg(feature = "iterator")]
  - /// db_scan erros (-2_000_0xx)
  + /// db_scan errors (-2_000_0xx)
  #[cfg(feature = "iterator")]
  pub mod scan {
  /// An unknown error in the db_scan implementation
  