Merge pull request #172 from stevespringett/dependabot/maven/example/…

…us.springett-alpine-1.9.1

Bump alpine from 1.9.0 to 1.9.1 in /example

example/pom.xml

@@ -21,7 +21,7 @@
         <dependency>
             <groupId>us.springett</groupId>
             <artifactId>alpine</artifactId>
-            <version>1.9.0</version>
+            <version>1.9.1</version>
         </dependency>
         <!-- List other application dependencies here -->
     </dependencies>