Add missing dependency for DBCSR testers

git-svn-id: svn://svn.code.sf.net/p/cp2k/code/trunk@13614 bac0169d-1eea-4375-b5f6-f89d2ced9994
Add initialization of DBCSR library and prettify.

git-svn-id: svn://svn.code.sf.net/p/cp2k/code/trunk@13615 bac0169d-1eea-4375-b5f6-f89d2ced9994
Remove unused variables and prettify.

git-svn-id: svn://svn.code.sf.net/p/cp2k/code/trunk@13616 bac0169d-1eea-4375-b5f6-f89d2ced9994