VNFRQTS - doc8 trailing whitespace

VNFRQTS - doc8 trailing whitespace

Removed trailing whitespace from RSTs
doc8 output:
Total files scanned = 10
Total files ignored = 0
Total accumulated errors = 1429
Detailed error counts:
    - doc8.checks.CheckCarriageReturn = 0
    - doc8.checks.CheckIndentationNoTab = 9
    - doc8.checks.CheckMaxLineLength = 1388
    - doc8.checks.CheckNewlineEndOfFile = 2
    - doc8.checks.CheckTrailingWhitespace = 0
    - doc8.checks.CheckValidity = 30

Change-Id: I4eac2c586f5afbd37c46380101f1b27e92204233
Issue-ID: VNFRQTS-139
Signed-off-by: steven stark <ss820f@att.com>