[i18n] translation issue template, base version

.github/ISSUE_TEMPLATE/I18n_translations.md

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+# i18n translation request
+
+**Please enter the following details**
+
+1. Select applicalbe
+- [ ] **New language support request**
+- [ ] **Existing language translation corrections request** 
+Verify if language support already exists in NocoDB i18n master spreadsheet [here](https://docs.google.com/spreadsheets/d/1kGp92yLwhs1l7lwwgeor3oN1dFl7JZWuQOa4WSeZ0TE/edit#gid=2076107172)
+
+2. Associated language code (pick from [here](https://developers.google.com/admin-sdk/directory/v1/languages)): 
+
+3. Google spreadsheet
+- Procedure to share google spread sheet can be found [here](https://support.google.com/docs/answer/2494822?hl=en&co=GENIE.Platform%3DDesktop#zippy=%2Cshare-a-file-publicly) 
+  - When requested, select public sharable link. 
+- Alternatively, you can download & attach spreadsheet here along with the issue as well. 
+- [ ] **Attached**
+- [ ] **Shared link**:
+
+4. Summary of the changes made
+- You can highlight modified items in Spreadsheet attached/shared, to help us quickly identify change set
+
+5. Any specific message to be conveyed to moderators?
+- Help us simplify process if you find something hard about it