Add missing output in the testcases.

slapos/recipe/cmmi/README.txt

@@ -716,6 +716,7 @@ Let's see what happens when set prefix in the buildout section:
     configure --prefix=/sample_buildout/mylocal
     building package
     installing package
+    package: Getting installed file lists
 
 Look these environment variables and prefix's value, you know what's
 the differences.
@@ -787,6 +788,7 @@ prefix:
     building package
     package: Executing pre-install
     installing package
+    package: Getting installed file lists
     Installing package-2.
     package-2: [ENV] CFLAGS = /sample-buildout/mylocal/include
     package-2: [ENV] CPPFLAGS = /sample-buildout/mylocal/include
@@ -799,6 +801,7 @@ prefix:
     building package
     package-2: Executing pre-install
     installing package
+    package-2: Getting installed file lists
 
     >>> ls('mylocal')
     - a.txt