[FIX] base: wrong CH state name

To reproduce the issue:
1. Go to 'res.country.state.csv' in base
2. state_ch_sh is "Shaffhausen"

Error: should be "Schaffhausen"

State code is still SH because
ISO 3166 code for this state is CH-SH

OPW-3199628

closes odoo/odoo#114139

Signed-off-by: Nicolas Lempereur (nle) <nle@odoo.com>

odoo/addons/base/data/res.country.state.csv

@@ -1438,7 +1438,7 @@ state_ch_fr,ch,"Freiburg","FR"
 state_ch_so,ch,"Solothurn","SO"
 state_ch_bs,ch,"Basel-Stadt","BS"
 state_ch_bl,ch,"Basel-Landschaft","BL"
-state_ch_sh,ch,"Shaffhausen","SH"
+state_ch_sh,ch,"Schaffhausen","SH"
 state_ch_ar,ch,"Appenzell Ausserrhoden","AR"
 state_ch_ai,ch,"Appenzell Innerrhoden","AI"
 state_ch_sg,ch,"St. Gallen","SG"