Update inconsistent style (#383)

Author: ridemountainpig

src/main/resources/org/jenkinsci/plugins/workflow/multibranch/DurabilityHintBranchProperty/config.jelly

@@ -25,12 +25,14 @@ THE SOFTWARE.
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form">
     <f:entry title="${%Custom Branch Speed/Durability Level}" field="hint">
         <j:set var="defaultHint" value="${descriptor.defaultDurabilityHint}"/>
-        <select class="setting-input" name="hint">
-            <j:forEach var="it" items="${descriptor.durabilityHintValues}">
-                <option value="${it.name()}"
-                        selected="${((instance != null) ? it==instance[field] : it==defaultHint) ? 'true' : null}"
-                        tooltip="${it.tooltip}"><j:out value="${it.description}"/></option>
-            </j:forEach>
-        </select>
+        <div class="jenkins-select">
+            <select class="jenkins-select__input" name="hint">
+                <j:forEach var="it" items="${descriptor.durabilityHintValues}">
+                    <option value="${it.name()}"
+                            selected="${((instance != null) ? it==instance[field] : it==defaultHint) ? 'true' : null}"
+                            tooltip="${it.tooltip}"><j:out value="${it.description}"/></option>
+                </j:forEach>
+            </select>
+        </div>
     </f:entry>
 </j:jelly>