Fix test_server_software_config scenario test

In commit 4ca172ae78 we changed to
use heatclient utilities to load files and it broke this test.

File mode must be string from Puppet 4 onwards, so the inline
manifest also needs to be fixed.

Note: This test is not run in the gate.

Change-Id: Ia0be1aab36448b291ea43371a5d906fa79eb3753

heat_tempest_plugin/tests/scenario/templates/test_server_software_config.yaml

@@ -52,7 +52,7 @@ resources:
       - name: bar
       outputs:
       - name: result
-      config: {get_file: cfg1.sh}
+      config: {get_file: /cfg1.sh}
 
   cfg2a:
     type: OS::Heat::StructuredConfig
@@ -87,7 +87,7 @@ resources:
       - name: bar
       outputs:
       - name: result
-      config: {get_file: cfg3.pp}
+      config: {get_file: /cfg3.pp}
 
   dep1:
     type: OS::Heat::SoftwareDeployment

heat_tempest_plugin/tests/scenario/test_server_software_config.py

@@ -27,14 +27,14 @@ echo "Output to stderr" 1>&2
 
 CFG3_PP = '''file {'barfile':
   ensure  => file,
-  mode    => 0644,
+  mode    => '0644',
   path    => "/tmp/$::bar",
   content => "$::foo",
 }
 file {'output_result':
   ensure  => file,
   path    => "$::heat_outputs_path.result",
-  mode    => 0644,
+  mode    => '0644',
   content => "The file /tmp/$::bar contains $::foo for server \
 $::deploy_server_id during $::deploy_action",
 }
@@ -153,8 +153,8 @@ class SoftwareConfigIntegrationTest(scenario_base.ScenarioTestsBase):
         }
 
         files = {
-            'cfg1.sh': CFG1_SH,
-            'cfg3.pp': CFG3_PP
+            'file:///cfg1.sh': CFG1_SH,
+            'file:///cfg3.pp': CFG3_PP
         }
 
         env_files, env = template_utils.process_environment_and_files(