fix wrong git ignore

internal/pdf/ps/handy.go

@@ -0,0 +1,31 @@
+package ps
+
+func MakeReal(val float64) PSObject {
+	obj := PSReal{}
+	obj.Val = val
+	return &obj
+}
+
+func MakeInteger(val int) PSObject {
+	obj := PSInteger{}
+	obj.Val = val
+	return &obj
+}
+
+func MakeBool(val bool) *PSBoolean {
+	obj := PSBoolean{}
+	obj.Val = val
+	return &obj
+}
+
+func MakeOperand(val string) *PSOperand {
+	obj := PSOperand(val)
+	return &obj
+}
+
+func abs(x int) int {
+	if x < 0 {
+		return -x
+	}
+	return x
+}