Added functional CSIT tests for DFC

New test case for single file download and publish
Minor refactoring of Management interface test

Issue-ID: DCAEGEN2-1313
Change-Id: I2436db42a5884a7d828dbefcf9678aa9cdf064e3
Signed-off-by: BjornMagnussonXA <bjorn.magnusson@est.tech>
diff --git a/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/MI.robot b/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/MI.robot
index 7020042..875228b 100755
--- a/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/MI.robot
+++ b/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/MI.robot
@@ -1,12 +1,14 @@
 *** Settings ***
 Library       OperatingSystem
 Library       RequestsLibrary
+Library  Process
 
 *** Variables ***
 
 
 *** Test Cases ***
 
+
 Heartbeat test
     [Documentation]    Check DFC heartbeat
     Heartbeat    	   I'm living
diff --git a/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/__init__.robot b/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/__init__.robot
index c5ea9c6..6dc1eed 100755
--- a/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/__init__.robot
+++ b/tests/dcaegen2-collectors-datafile/testsuites/ManagementInterface-suite/__init__.robot
@@ -1,2 +1,2 @@
 *** Settings ***
-Documentation    Management Interface suite
+Documentation    DFC Management Interface suite