SOL005_15/SOL005_16: NSD Content GET and PUT methods updated

src/SOL005/NSDManagement/NSDManagement.yaml

@@ -570,7 +570,7 @@ paths:
           description: >
             200 OK
 
-            On success, the content of the NSD is returned.
+            Shall be returned when the content of the NSD has been read successfully.
             The payload body shall contain a copy of the file
             representing the NSD or a ZIP file that contains the file
             or multiple files representing the NSD, as specified
@@ -625,7 +625,8 @@ paths:
           description: >
             409 CONFLICT
 
-            Error: The operation cannot be executed currently, due to a conflict with the state of the resource.
+            Shall be returned upon the following error:
+            The operation cannot be executed currently, due to a conflict with the state of the resource.
             Typically, this is due to the fact "nsdOnboardingState" has a value different from ONBOARDED.
             The response body shall contain a ProblemDetails structure, in which the "detail" attribute shall
             convey more information about the error.
@@ -679,7 +680,7 @@ paths:
           description: >
             202 ACCEPTED
 
-            The NSD content was accepted for uploading, but the processing has not been completed.
+            The NSD content has been accepted for uploading, but the processing has not been completed.
             It is expected to take some time for processing (asynchronous mode).
             The response body shall be empty.
 
@@ -710,7 +711,7 @@ paths:
           description: >
             204 NO CONTENT
 
-            The NSD content was successfully uploaded and validated (synchronous mode). 
+            The NSD content successfully uploaded and validated (synchronous mode).
             The response body shall be empty.
           headers:
             WWW-Authenticate: