chore(main): release 0.1.6-alpha-SNAPSHOT (#73)

🤖 I have created a release *beep* *boop*
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### Updating meta-information for bleeding-edge SNAPSHOT release.

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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

pom.xml

@@ -20,7 +20,7 @@
   <modelVersion>4.0.0</modelVersion>
 
   <artifactId>google-cloud-logging-servlet-initializer</artifactId>
-  <version>0.1.5-alpha</version><!-- {x-version-update:google-cloud-logging-servlet-initializer:current} -->
+  <version>0.1.6-alpha-SNAPSHOT</version><!-- {x-version-update:google-cloud-logging-servlet-initializer:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Logging Servlet Container Initializer</name>
   <url>https://github.com/googleapis/java-logging-servlet-initializer</url>

samples/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-logging-servlet-initializer</artifactId>
-      <version>0.1.5-alpha</version>
+      <version>0.1.6-alpha-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
 

versions.txt

@@ -1,4 +1,4 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-logging-servlet-initializer:0.1.5-alpha:0.1.5-alpha
+google-cloud-logging-servlet-initializer:0.1.5-alpha:0.1.6-alpha-SNAPSHOT