[BUG] Invalid regular expression: /^[	   -íŸ¿î€€-ï¿½ð€€-ô¿¿]$/: Range out of order in character class

## 🐛 Bug Report



exceljs.min.js:18 Uncaught SyntaxError: Invalid regular expression: /^[	

 -íŸ¿î€€-ï¿½ð€€-ô¿¿]$/: Range out of order in character class
    at new RegExp (<anonymous>)
    at Object.508 (exceljs.min.js:18)
    at i (exceljs.min.js:3)
    at exceljs.min.js:3
    at Object.467.xmlchars/xml/1.0/ed5 (exceljs.min.js:10)
    at i (exceljs.min.js:3)
    at exceljs.min.js:3
    at Object.19.readable-stream (exceljs.min.js:3)
    at i (exceljs.min.js:3)
    at exceljs.min.js:3

Lib version: 3.9.0

## Steps To Reproduce



Just loading the page creates the error, with minified js. 

## The expected behaviour:



This error should not come

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[BUG] Invalid regular expression: /^[ -íŸ¿î€€-ï¿½ð€€-ô¿¿]$/: Range out of order in character class #1276

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[BUG] Invalid regular expression: /^[ -íŸ¿î€€-ï¿½ð€€-ô¿¿]$/: Range out of order in character class #1276

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🐛 Bug Report

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The expected behaviour:

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[BUG] Invalid regular expression: /^[ -íŸ¿î€€-ï¿½ð€€-ô¿¿]$/: Range out of order in character class #1276