Fix CPPCheck issues - Uninitialized member variables

[eljonny]

These issues should be fixed to ensure nothing contains garbage (address or data).

include/internal/TestCPPTestSuite.h:80:9: warning: Member variable 'TestSuite::lastRunSucceeded' is not initialized in the constructor. [uninitMemberVar]
        TestSuite (TestObjName&& suiteName,
        ^
include/internal/TestCPPTestSuite.h:80:9: warning: Member variable 'TestSuite::lastRunSuccessCount' is not initialized in the constructor. [uninitMemberVar]
        TestSuite (TestObjName&& suiteName,
        ^
include/internal/TestCPPTestSuite.h:80:9: warning: Member variable 'TestSuite::lastRunFailCount' is not initialized in the constructor. [uninitMemberVar]
        TestSuite (TestObjName&& suiteName,
        ^
include/internal/TestCPPTestSuite.h:80:9: warning: Member variable 'TestSuite::totalRuntime' is not initialized in the constructor. [uninitMemberVar]
        TestSuite (TestObjName&& suiteName,
        ^