Remove separate deployDocs gradle task

spring-pulsar-docs/spring-pulsar-docs.gradle

@@ -108,24 +108,3 @@ publishing {
 artifactoryPublish {
 	publications(publishing.publications.mavenJava)
 }
-
-tasks.register('deployDocs') {
-	dependsOn artifactoryPublish
-}
-
-signing {
-	required {
-		project.hasProperty("signing.keyId") || project.hasProperty("signingKey") &&
-			(gradle.taskGraph.hasTask("publishArtifacts") || gradle.taskGraph.hasTask("deployDocs"))
-	}
-	def signingKeyId = (String) project.findProperty("signing.keyId")
-	def signingKey = (String) project.findProperty("signingKey")
-	def signingPassword = (String) project.findProperty("signingPassword")
-	if (signingKeyId != null) {
-		useInMemoryPgpKeys(signingKeyId, signingKey, signingPassword)
-	}
-	else {
-		useInMemoryPgpKeys(signingKey, signingPassword)
-	}
-	sign publishing.publications.mavenJava
-}