C++: Avoid superfluous * in comment continuation
C++: Avoid superfluous * in comment continuation

This fixes the issue pointed below and the general case
int which superfluous asterisks are generated.

Task-number: QTCREATORBUG-6823
Change-Id: I1c8659fb5734609d90cfad052804943b8b99d5df
Reviewed-by: Roberto Raggi <5b38c5be65ca2d75b92c40e91029e90f276fd4fe@nokia.com>

jonnor/qt-creator,hdweiss/qt-creator-visualizer,azat/qtcreator,KDAB/KDAB-Creator,azat/qtcreator,danimo/qt-creator,omniacreator/qtcreator,Distrotech/qtcreator,duythanhphan/qt-creator,farseerri/git_code,KDE/android-qt-creator,amyvmiwei/qt-creator,duythanhphan/qt-creator,syntheticpp/qt-creator,AltarBeastiful/qt-creator,duythanhphan/qt-creator,duythanhphan/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,omniacreator/qtcreator,KDAB/KDAB-Creator,farseerri/git_code,amyvmiwei/qt-creator,KDAB/KDAB-Creator,omniacreator/qtcreator,malikcjm/qtcreator,syntheticpp/qt-creator,maui-packages/qt-creator,amyvmiwei/qt-creator,omniacreator/qtcreator,martyone/sailfish-qtcreator,KDE/android-qt-creator,azat/qtcreator,xianian/qt-creator,maui-packages/qt-creator,azat/qtcreator,KDE/android-qt-creator,kuba1/qtcreator,Distrotech/qtcreator,hdweiss/qt-creator-visualizer,farseerri/git_code,colede/qtcreator,AltarBeastiful/qt-creator,kuba1/qtcreator,farseerri/git_code,syntheticpp/qt-creator,kuba1/qtcreator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,farseerri/git_code,jonnor/qt-creator,danimo/qt-creator,hdweiss/qt-creator-visualizer,maui-packages/qt-creator,Distrotech/qtcreator,Distrotech/qtcreator,darksylinc/qt-creator,richardmg/qtcreator,malikcjm/qtcreator,hdweiss/qt-creator-visualizer,colede/qtcreator,azat/qtcreator,martyone/sailfish-qtcreator,azat/qtcreator,omniacreator/qtcreator,ostash/qt-creator-i18n-uk,kuba1/qtcreator,malikcjm/qtcreator,hdweiss/qt-creator-visualizer,martyone/sailfish-qtcreator,ostash/qt-creator-i18n-uk,xianian/qt-creator,syntheticpp/qt-creator,danimo/qt-creator,xianian/qt-creator,danimo/qt-creator,kuba1/qtcreator,ostash/qt-creator-i18n-uk,maui-packages/qt-creator,amyvmiwei/qt-creator,kuba1/qtcreator,darksylinc/qt-creator,KDAB/KDAB-Creator,kuba1/qtcreator,xianian/qt-creator,xianian/qt-creator,syntheticpp/qt-creator,colede/qtcreator,Distrotech/qtcreator,colede/qtcreator,duythanhphan/qt-creator,danimo/qt-creator,maui-packages/qt-creator,hdweiss/qt-creator-visualizer,martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,darksylinc/qt-creator,KDAB/KDAB-Creator,KDE/android-qt-creator,maui-packages/qt-creator,richardmg/qtcreator,AltarBeastiful/qt-creator,maui-packages/qt-creator,amyvmiwei/qt-creator,danimo/qt-creator,farseerri/git_code,KDE/android-qt-creator,omniacreator/qtcreator,amyvmiwei/qt-creator,danimo/qt-creator,ostash/qt-creator-i18n-uk,xianian/qt-creator,duythanhphan/qt-creator,jonnor/qt-creator,ostash/qt-creator-i18n-uk,jonnor/qt-creator,malikcjm/qtcreator,syntheticpp/qt-creator,richardmg/qtcreator,danimo/qt-creator,darksylinc/qt-creator,xianian/qt-creator,jonnor/qt-creator,KDE/android-qt-creator,Distrotech/qtcreator,xianian/qt-creator,darksylinc/qt-creator,malikcjm/qtcreator,AltarBeastiful/qt-creator,malikcjm/qtcreator,amyvmiwei/qt-creator,colede/qtcreator,farseerri/git_code,KDE/android-qt-creator,darksylinc/qt-creator,AltarBeastiful/qt-creator,darksylinc/qt-creator,martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,ostash/qt-creator-i18n-uk,KDE/android-qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,kuba1/qtcreator,syntheticpp/qt-creator,richardmg/qtcreator,omniacreator/qtcreator,jonnor/qt-creator,malikcjm/qtcreator,colede/qtcreator,farseerri/git_code,AltarBeastiful/qt-creator,richardmg/qtcreator,amyvmiwei/qt-creator,richardmg/qtcreator,KDAB/KDAB-Creator,colede/qtcreator,danimo/qt-creator,richardmg/qtcreator,ostash/qt-creator-i18n-uk,kuba1/qtcreator,duythanhphan/qt-creator,darksylinc/qt-creator