STYLE: Fixing indentation in tests in Base/Numerics/CMakeLists.txt

Change-Id: Ib8713f5d23d61ff91f497ec12b47fe0af0443e77
Merge topic 'NumericsTestingCMakeListsIndentation'

f74dc84 STYLE: Fixing indentation in tests in Base/Numerics/CMakeLists.txt