Kenneth Dobbins, 68, pleaded not guilty in a Bakersfield courtroom after being accused in the drowning death of 12-year-old Fernando Torres Moreno.Dobbins is accused of letting his two dogs chase Torres Moreno into the waters of Central Park Lake in California City, where Torres Moreno began to struggle to stay above water. Torres Moreno later died after being pulled from the water.According to a search warrant, police allege Dobbins went into t…