[chore] update issue templates for language & localization

.github/ISSUE_TEMPLATE/i18n-translation-request.md

@@ -0,0 +1,32 @@
+---
+name: i18n translation request
+about: translation & localisation support
+title: "[i18n] Language support extension- <language code>"
+labels: i18n translation
+assignees: dstala
+
+---
+
+# 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 the 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 spreadsheet 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 a spreadsheet here along with the issue as well. 
+- [ ] **Attached**
+- [ ] **Shared link**:
+
+4. Summary of the changes made
+- You can highlight modified items in the Spreadsheet attached/shared, to help us quickly identify changeset
+
+5. Any specific message to be conveyed to moderators?
+- Help us simplify the process if you find something hard about it