Update fillers example

Eu lorem veniam tempor amet consequat magna groundcherry lemon
cranberry. Veniam est consequat dolore sed velit eu loquat. Fig ipsum
elit duis cloudberry plums cupidatat lorem. Grapefruit sit cherry elit
qui adipiscing cherimoya amet mollit blackberry adipiscing eiusmod
rhubarb fig. Culpa papaya dolore sint minim pummelo cupidatat veniam
plums orange kumquat kiwi pummelo.

Pariatur velit in culpa incididunt reprehenderit minim. Cupidatat aliqua
tangerine elit do velit peach pawpaw groundcherry commodo pummelo
deserunt. Ut esse date est feijoa proident amet esse banana berry. In
officia sed et sint peach incididunt. Quis nulla deserunt tamarillo
raspberry dolor noni nostrud pear aute papaya.

Est exercitation reprehenderit adipiscing ut peach excepteur incididunt
plums tempor sint huckleberry non consectetur. Consectetur persimmon
veniam melon occaecat sint exercitation durian mollit peach adipiscing
durian ex consequat. Guava breadfruit est reprehenderit ad exercitation
fugiat. Minim tangelo dolor cranberry fugiat ad guava elderberry dolore
mollit ut lorem durian. Plantain strawberry cillum tempor elderberry
tempor commodo coconut aliqua amet acaiberry cillum dolor. Laboris
strawberry dolor sunt nectarine est fugiat voluptate
labore. Reprehenderit coconut persimmon gooseberry est eu est.

Sint qui irure culpa voluptate groundcherry raspberry
lingonberry. Lingonberry nectarine peach ea culpa ut esse youngberry
officia tangelo banana tayberry nostrud. Veniam officia blackberry
labore veniam ex irure culpa jujube sint dolore. Aute adipiscing dolore
pawpaw pear exercitation sagopalm mangosteen ad excepteur peach.

README.md

@@ -34,8 +34,8 @@ fruit_ipsum.sentence(word_count: 5)
 fruit_ipsum.sentence(word_count: 5, fillers: false)
   # => "Jackfruit mangosteen melon raspberry nectarine."
 
-fruit_ipsum.sentence(fillers: false)
-  # => ""Pear watermelon jujube persimmon nostrud."
+fruit_ipsum.sentence(word_count: 5, fillers: ["yum"])
+  # => "Yum yum yum yum mulberry."
 
 fruit_ipsum.paragraph(sentence_count: 3)
   # => "Laborum dolore elderberry cherimoya coconut exercitation dolor banana fugiat watermelon passion fruit. Commodo ut id mollit non tangerine berry reprehenderit lingonberry tamarillo cupidatat kumquat quis. Raisin fig berry in sunt eu rhubarb."