Modified 2-IOC-deployment.md to replace nano with gedit and improve code block formatting

2-IOC-deployment.md

@@ -11,7 +11,7 @@ $ git clone https://git.aps.anl.gov/practical_beamline_controls_training/session
 <details>
 <summary>output</summary>
 
-```bash
+```
 Cloning into 'xxx'...
 remote: Enumerating objects: 222, done.
 remote: Counting objects: 100% (222/222), done.
@@ -125,7 +125,7 @@ $ gedit configure/RELEASE &
 
 EPICS_BASE doesn't need to be defined explicitly; The synApps configure/RELEASE file defines the version of base used to build it, so only the SUPPORT path needs to be corrected.
 
-```bash
+```diff
 $ git diff
 diff --git a/configure/RELEASE b/configure/RELEASE
 index 474fd69..e7aba0e 100644
@@ -211,12 +211,12 @@ The envPaths file is generated by the build system and is affected by the Makefi
 Edit the Makefile and change linux-x86_64 to the `EPICS_HOST_ARCH` that was set in step 1.1.2.
 
 ```
-$ nano Makefile
+$ gedit Makefile &
 ```
 
 Git can show you the change you made to the file.
 
-```
+```diff
 $ git diff Makefile 
 diff --git a/iocBoot/iocxxx/Makefile b/iocBoot/iocxxx/Makefile
 index fa87a45..4b8cb5c 100644
@@ -241,7 +241,6 @@ perl -CSD /APSshare/epics/base-7.0.4.1/bin/rhel8-x86_64/convertRelease.pl -t /ho
 ```
 </details>
 
-
 ### 2.11 Run the IOC
 
 Start the IOC and confirm the envPaths is loaded.