Just Add an Indonesia Language Link (ryanmcdermott#219)

* translate kata pengantar / introduction

* translate variabel

* typo

* function 1/2

* 1/2 replace

* translate ### 😂

* translate Function section in Bahasa Indonesia is done

* 1/2 SOLID translation to Bahasa Indonesia

* SOLID translation to Bahasa Indonesia is Done

* translating Error Handling to bahasa indonesia is done

* well done, translated to Bahasa Indonesia

* review 1, check typo

* review 2

* just link

Author: andirkh

README.md

@@ -2180,5 +2180,7 @@ This is also available in other languages:
     - [maksugr/clean-code-javascript](https://github.com/maksugr/clean-code-javascript)
   - ![vi](https://raw.githubusercontent.com/gosquared/flags/master/flags/flags/shiny/24/Vietnam.png) **Vietnamese**: [hienvd/clean-code-javascript/](https://github.com/hienvd/clean-code-javascript/)
   - ![ja](https://raw.githubusercontent.com/gosquared/flags/master/flags/flags/shiny/24/Japan.png) **Japanese**: [mitsuruog/clean-code-javascript/](https://github.com/mitsuruog/clean-code-javascript/)
+  - ![id](https://raw.githubusercontent.com/gosquared/flags/master/flags/flags/shiny/24/Indonesia.png) **Indonesia**:
+  [andirkh/clean-code-javascript/](https://github.com/andirkh/clean-code-javascript/)
 
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