SWDEV-355608 - deprecate/cleanup hipcc link flags (#3128)

- deprecate -use-staticlib, -use-sharedlib which no longer provide any
functional values
- use --hip-link instead of specifying the HIP runtime by name when
linking
- fix linker option bug in HIT test's cmake
- update build options for unit tests requiring pthread or rt

Change-Id: Ib49978773c80fb40c71dc52b050ce921943ee3e4

[ROCm/hip commit: a388eb1e6f]

projects/hip/tests/src/hipEnvVarDriver.cpp

@@ -16,7 +16,7 @@ DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
 
 /* HIT_START
- * BUILD: %t %s test_common.cpp NVCC_OPTIONS -std=c++11
+ * BUILD: %t %s test_common.cpp LINK_OPTIONS -lpthread NVCC_OPTIONS -std=c++11
  * TEST: %t
  * HIT_END
  */