[ADD] l10n_in: add India state as per GST

In this commit:
- Added Ladakh (LA, 38), Foreign Country (IN_OC, 96), and Other Territory
(IN_OT, 97).
- Renamed `Dadra & Nagar Haveli` to `Dadra & Nagar Haveli & Daman & Diu`
(Code 26).

Ref: https://einvoice1.gst.gov.in/Others/MasterCodes

Task ID: 3878468

closes #163728

X-original-commit: 78f7175
Signed-off-by: Zeel Patel (zepa) <zepa@odoo.com>
Signed-off-by: Brice Bartoletti (bib) <bib@odoo.com>

addons/l10n_in/data/res_country_state_data.xml

@@ -9,12 +9,19 @@
     </record>
 
     <record id="state_in_oc" model="res.country.state">
-        <field name="name">Other Country</field>
+        <field name="name">Foreign Country</field>
         <field name="code">IN_OC</field>
         <field name="country_id" ref="base.in"/>
         <field name="l10n_in_tin">96</field>
     </record>
 
+    <record id="state_in_la" model="res.country.state">
+        <field name="name">Ladakh</field>
+        <field name="code">LA</field>
+        <field name="country_id" ref="base.in"/>
+        <field name="l10n_in_tin">38</field>
+    </record>
+
     <record id="base.state_in_an" model="res.country.state">
         <field name="l10n_in_tin">35</field>
     </record>
@@ -37,6 +44,7 @@
         <field name="l10n_in_tin">22</field>
     </record>
     <record id="base.state_in_dn" model="res.country.state">
+        <field name="name">Dadra and Nagar Haveli and Daman and Diu</field>
         <field name="l10n_in_tin">26</field>
     </record>
     <record id="base.state_in_dd" model="res.country.state">