disable hard line wrapping

The formatting defaults of the used YAML library changed.
Since yq has no mechanism for the user to override them,
change them back to what we used before.

pkg/yqlib/operator_multiply_test.go

@@ -83,7 +83,7 @@ var nodeWithFooter = `a: apple
 
 var document = `a: &cat {name: cat}
 b: {name: dog}
-c: 
+c:
   <<: *cat
 `
 
@@ -514,7 +514,7 @@ var multiplyOperatorScenarios = []expressionScenario{
 		environmentVariables: map[string]string{"originalPath": ".myArray", "otherPath": ".newArray", "idPath": ".a"},
 		expression:           mergeExpression,
 		expected: []string{
-			"D0, P[], (!!map)::{myArray: [{a: apple, b: appleB2}, {a: kiwi, b: kiwiB}, {a: banana, b: bananaB, c: bananaC},\n        {a: dingo, c: dingoC}], something: else}\n",
+			"D0, P[], (!!map)::{myArray: [{a: apple, b: appleB2}, {a: kiwi, b: kiwiB}, {a: banana, b: bananaB, c: bananaC}, {a: dingo, c: dingoC}], something: else}\n",
 		},
 	},
 	{