Update git submodules

* Update docs/submodules/vnfrqts/requirements.git from branch 'master'
  to 4d9d08e535367cc4c64c0cc5ef83a0ac8dde2471
  - Merge "Correct target in chapter 5.1.2"
  - Correct target in chapter 5.1.2
    
    Target shall be:  {VNF|PNF|VNF or PNF} CSAR PACKAGE
    
    Issue-ID: VNFRQTS-771
    
    Signed-off-by: JunfengWang <junfeng.a.wang@ericsson.com>
    Change-Id: I216f54ca3f112b78cf9427028aa959f55294b53d
    
1 file changed