[BUGFIX] Fix use of sys_get_temp_dir() in EnvironmentTest
[BUGFIX] Fix use of sys_get_temp_dir() in EnvironmentTest

There was a parameter given to sys_get_temp_dir(), but it accepts none.

Change-Id: Ie4b240b4de3a91f8c31e4334c52af6e93d225fd9
Fixes: #29452
Original-Commit-Hash: aad9e634f78978b3967caa784f089cdfb73d5922

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