Polish formatting in "Running Spring Batch Jobs on Startup"

See gh-36225

spring-boot-project/spring-boot-docs/src/docs/asciidoc/howto/batch.adoc

@@ -26,7 +26,7 @@ Spring Batch auto-configuration is enabled by adding `spring-boot-starter-batch`
 If a single `Job` is found in the application context, it is executed on startup (see {spring-boot-autoconfigure-module-code}/batch/JobLauncherApplicationRunner.java[`JobLauncherApplicationRunner`] for details).
 If multiple `Job` beans are found, the job that should be executed must be specified using configprop:spring.batch.job.name[].
 
-To disable running a `Job` found in the application context, set the configprop:spring.batch.job.enabled[] to `false.`
+To disable running a `Job` found in the application context, set the configprop:spring.batch.job.enabled[] to `false`.
 
 See {spring-boot-autoconfigure-module-code}/batch/BatchAutoConfiguration.java[BatchAutoConfiguration] for more details.