use try with resources for stream

Author: littleaj

samples/misc/src/plugins/java/com/microsoft/applicationinsights/sample/plugins/GitBuildInfoContextInitializer.java

@@ -58,8 +58,7 @@ public final class GitBuildInfoContextInitializer implements ContextInitializer
     private boolean hasBuildData;
 
     public GitBuildInfoContextInitializer() {
-        try {
-            InputStream inputStream = getClass().getClassLoader().getResourceAsStream(BUILD_INFO_FILE_NAME);
+        try (InputStream inputStream = getClass().getClassLoader().getResourceAsStream(BUILD_INFO_FILE_NAME)) {
             if (inputStream == null) {
                 hasBuildData = false;
                 return;