Update template README (#236)

* Update template README

* Remove trailing whitespace

Author: María Inés Parnisari

python/rpdk/java/templates/README.md

@@ -3,15 +3,10 @@
 Congratulations on starting development! Next steps:
 
 1. Write the JSON schema describing your resource, `{{ schema_path.name }}`
-2. The RPDK will automatically generate the correct resource model from the
-   schema whenever the project is built via Maven. You can also do this manually
-   with the following command: `{{ executable }} generate`
-3. Implement your resource handlers
+1. Implement your resource handlers.
 
+The RPDK will automatically generate the correct resource model from the schema whenever the project is built via Maven. You can also do this manually with the following command: `{{ executable }} generate`.
 
-Please don't modify files under `target/generated-sources/rpdk`, as they will be
-automatically overwritten.
+> Please don't modify files under `target/generated-sources/rpdk`, as they will be automatically overwritten.
 
-The code use [Lombok](https://projectlombok.org/), and [you may have to install
-IDE integrations](https://projectlombok.org/) to enable auto-complete for
-Lombok-annotated classes.
+The code uses [Lombok](https://projectlombok.org/), and [you may have to install IDE integrations](https://projectlombok.org/) to enable auto-complete for Lombok-annotated classes.