More than one ERB string interpolation in HTML attribute

**ERB Input:**
```erb
<div style="<%= "background: red;" %><%= "display: block;" %>"></div>
```

**Output:**
```ruby
div(style: ("background: red;" %><%=), block: %(), erb: %(), display:: %()) { %(">)
 }
```

**Expected output:**
```ruby
div(style: %(#{"background: red;"}#{"display: block"}))
```
