Clairified that the 'make' to create the envPaths should be executed in the...

Clairified that the 'make' to create the envPaths should be executed in the startup directory.  Also switched the git diff output to match the solution.

2-IOC-deployment.md

@@ -219,21 +219,26 @@ 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
+index fa87a45..1e2f07a 100644
 --- a/iocBoot/iocxxx/Makefile
 +++ b/iocBoot/iocxxx/Makefile
-@@ -7,7 +7,7 @@ include $(TOP)/configure/CONFIG
+@@ -7,10 +7,11 @@ include $(TOP)/configure/CONFIG
  #ARCH = windows-x64
  #ARCH = cygwin-x86
  #ARCH = linux-x86
 -ARCH = linux-x86_64
-+ARCH = rhel8-x86_64
++#ARCH = linux-x86_64
  #ARCH = vxWorks-ppc32
  #ARCH = vxWorks694-ppc32
  #ARCH = vxWorks-ppc603
++ARCH = $(EPICS_HOST_ARCH)
+ 
+ #TARGETS = cdCommands
+ TARGETS = envPaths
+
 ```
 
-Once the Makefile is corrected, issue a 'make' to create the envPaths file.
+Once the Makefile is corrected, issue a 'make' in the current working directory, `${IOC_DIR}/xxx/iocBoot/iocxxx`, to create the envPaths file.
 
 ```
 $ make