Version increment automation: task rename updateVersion

Signed-off-by: pgodithi <pgodithi@amazon.com>

build.gradle

@@ -302,17 +302,14 @@ afterEvaluate {
         }
     }
 }
-task versionIncrement {
+// updateVersion: Task to auto increment to the next development iteration
+task updateVersion {
     onlyIf { System.getProperty('newVersion') }
     doLast {
         ext.newVersion = System.getProperty('newVersion')
         println "Setting version to ${newVersion}."
         // String tokenization to support -SNAPSHOT
-        ant.replaceregexp(match: opensearch_version.tokenize('-')[0], replace: newVersion.tokenize('-')[0], flags:'g', byline:true) {
-            fileset(dir: projectDir) {
-                // Include the required files that needs to be updated with new Version
-                include(name: "build.gradle")
-            }
-        }
+        // Include the required files that needs to be updated with new Version
+        ant.replaceregexp(file:'build.gradle', match: '"opensearch.version", "\\d.*"', replace: '"opensearch.version", "' + newVersion.tokenize('-')[0] + '-SNAPSHOT"', flags:'g', byline:true)
     }
 }