Fix snippet generation test

Author: glibas

groovy/src/test/java/io/cucumber/groovy/GroovySnippetTest.java

@@ -61,7 +61,7 @@ public void generatesCopyPasteReadySnippetWhenStepHasIntegersInsideStringParamet
     @Test
     public void generatesSnippetWithEscapedDollarSigns() {
         List<String> expected = Collections.singletonList("" +
-                "Given(/I have $5/) {  ->\n" +
+                "Given(/I have ${int}/) { Integer int1 ->\n" +
                 "    // Write code here that turns the phrase above into concrete actions\n" +
                 "    throw new io.cucumber.groovy.PendingException()\n" +
                 "}\n");