[ADD] l10n_nl: add Dutch states

Closes #23663

addons/l10n_nl/__manifest__.py

@@ -19,6 +19,7 @@
         'data/account_account_tag.xml',
         'data/account_chart_template.xml',
         'data/account.account.template.xml',
+        'data/res.country.state.csv',
         'data/account_data.xml',
         'data/account_tax_template.xml',
         'data/account_fiscal_position_template.xml',

addons/l10n_nl/data/res.country.state.csv

@@ -0,0 +1,16 @@
+"id","country_id:id","name","code"
+state_nl_dr,nl,"Drenthe","DR"
+state_nl_fl,nl,"Flevoland","FL"
+state_nl_fr,nl,"Friesland","FR"
+state_nl_ge,nl,"Gelderland","GE"
+state_nl_gr,nl,"Groningen","GR"
+state_nl_li,nl,"Limburg","LI"
+state_nl_nb,nl,"Noord-Brabant","NB"
+state_nl_nh,nl,"Noord-Holland","NH"
+state_nl_ov,nl,"Overijssel","OV"
+state_nl_ut,nl,"Utrecht","UT"
+state_nl_ze,nl,"Zeeland","ZE"
+state_nl_zh,nl,"Zuid-Holland","ZH"
+state_nl_bq1,nl,"Bonaire","BQ1"
+state_nl_bq2,nl,"Saba","BQ2"
+state_nl_bq3,nl,"Sint Eustatius","BQ3"