Update solutions/observability/apps/tutorial-monitor-java-application.md

Co-authored-by: Edu González de la Herrán <[email protected]>

Author: kilfoyle

solutions/observability/apps/tutorial-monitor-java-application.md

@@ -1799,7 +1799,7 @@ tar xzvf heartbeat-{{stack-version}}-linux-x86_64.tar.gz
 
 2. Extract the contents of the zip file into `C:\Program Files`.
 
-3. Rename the +heartbeat-{{stack-version}}-windows-x86_64+ directory to +Heartbeat+.
+3. Rename the `heartbeat-{{stack-version}}-windows-x86_64` directory to `Heartbeat`.
 
 4. Open a PowerShell prompt as an Administrator (right-click the PowerShell icon and select *Run As Administrator*).