Another Detroit Three automaker has announced workforce reduction plans amid transformations toward cleaner, more technology-packed vehicles. Jeep maker Stellantis NV on Friday said it has offered certain salaried U.S. employees a voluntary separation package as a part of its “transformation to become a sustainable tech mobility company and the market leader in low-emissions vehicles,” spokeswoman Jodi Tinson said in a statement. The company didn’t characterize who received the offers. Tinson added that the employees have been offered a “favorable package of benefits that otherwise would not b…