Update steps on odo multi component documentation

- Removes an extra step that was added accidently to the odo documentation.
- Changes a `cd` step to `<directory-name>` instead of specifying the
folder

modules/openshift-developer-cli-deploying-the-back-end-component.adoc

@@ -13,7 +13,6 @@
 ----
 $ oc import-image openjdk18 \
 --from=registry.access.redhat.com/redhat-openjdk-18/openjdk18-openshift --confirm
-oc annotate istag/openjdk18:latest tags=builder
 ----
 
 . Tag the image as `builder` to make it accesible for {odo-title}:
@@ -35,7 +34,7 @@ openjdk18     myproject     latest
 . Change directory to the back-end source directory and check that you have the correct files in the directory:
 +
 ----
-$ cd ~/backend
+$ cd <directory-name>
 $ ls
 debug.sh  pom.xml  src
 ----
@@ -122,4 +121,4 @@ odo log -f
 $ odo list
 APP     NAME        TYPE          SOURCE                             STATE
 app     backend     openjdk18     file://target/wildwest-1.0.jar     Pushed
-----
+----