Test other household member age validations

spec/models/case_log_spec.rb

@@ -4,14 +4,17 @@ RSpec.describe Form, type: :model do
   describe "#new" do
     it "validates age is a number" do
       expect { CaseLog.create!(age1: "random") }.to raise_error(ActiveRecord::RecordInvalid)
+      expect { CaseLog.create!(age3: "random") }.to raise_error(ActiveRecord::RecordInvalid)
     end
 
     it "validates age is under 120" do
       expect { CaseLog.create!(age1: 121) }.to raise_error(ActiveRecord::RecordInvalid)
+      expect { CaseLog.create!(age3: 121) }.to raise_error(ActiveRecord::RecordInvalid)
     end
 
     it "validates age is over 0" do
       expect { CaseLog.create!(age1: 0) }.to raise_error(ActiveRecord::RecordInvalid)
+      expect { CaseLog.create!(age3: 0) }.to raise_error(ActiveRecord::RecordInvalid)
     end
 
     it "validates number of relets is a number" do