MILAN (Reuters) – Four auto groups believe pay increase requests proposed by Italian unions, including a 8.4% annual rise for next year, is too high, the UILM union said on Wednesday as talks got underway. This month, unions presented their proposal to renew four-year contracts expiring at the end of 2022 for most Italian workers at carmakers Stellantis and Ferrari, truckmaker Iveco and agriculture and construction machine maker CNH Industrial, all descended from former Fiat. The FIM-CISL, UILM, Fismic, UGLM and AQCF unions also requested wage increases of 4.5% for 2024 and 2.5% for 2025 to he…