[BUGFIX] Remove MockWebRequestHandler, use FunctionalTestRequestHandler
[BUGFIX] Remove MockWebRequestHandler, use FunctionalTestRequestHandler

Change-Id: If874094dcc8237cdebe79d36f9fab3b1218f39f8
Fixes: #32424
Releases: 1.1
Original-Commit-Hash: 19f6c486fe88260fa78c27a75e5d4fddd95ca46a

dfeyer/flow-development-collection,robertlemke/flow-development-collection,mkeitsch/flow-development-collection,albe/flow-development-collection,gerhard-boden/flow-development-collection,aertmann/flow-development-collection,chewbakartik/flow-development-collection,neos/flow-development-collection,kdambekalns/flow-development-collection,daniellienert/flow-development-collection,neos/flow-development-collection,robertlemke/flow-development-collection,bwaidelich/flow-development-collection,mkeitsch/flow-development-collection,fcool/flow-development-collection,albe/flow-development-collection,kitsunet/flow-development-collection,mkeitsch/flow-development-collection,aertmann/flow-development-collection,albe/flow-development-collection,neos/flow-development-collection,chewbakartik/flow-development-collection,kitsunet/flow-development-collection,fcool/flow-development-collection,neos/flow-development-collection,kdambekalns/flow-development-collection,bwaidelich/flow-development-collection,dfeyer/flow-development-collection,dlubitz/flow-development-collection,robertlemke/flow-development-collection,daniellienert/flow-development-collection,robertlemke/flow-development-collection,dlubitz/flow-development-collection,gerhard-boden/flow-development-collection,kdambekalns/flow-development-collection,kdambekalns/flow-development-collection,dfeyer/flow-development-collection,gerhard-boden/flow-development-collection,bwaidelich/flow-development-collection,fcool/flow-development-collection,fcool/flow-development-collection,dfeyer/flow-development-collection,kitsunet/flow-development-collection,daniellienert/flow-development-collection,dlubitz/flow-development-collection,aertmann/flow-development-collection,chewbakartik/flow-development-collection