cmake: Rename mbedcrypto target to tfpsacrypto

Rename mbedcrypto target to tfpsacrypto and
prefix all cmake related variables with
tfpsacrypto instead of mbedcrypto.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/programs/cipher/CMakeLists.txt b/programs/cipher/CMakeLists.txt
index 7d4e452..ff8c76d 100644
--- a/programs/cipher/CMakeLists.txt
+++ b/programs/cipher/CMakeLists.txt
@@ -6,7 +6,7 @@
 foreach(exe IN LISTS executables)
     add_executable(${exe} ${exe}.c $<TARGET_OBJECTS:mbedtls_test>)
     set_base_compile_options(${exe})
-    target_link_libraries(${exe} ${mbedcrypto_target} ${CMAKE_THREAD_LIBS_INIT})
+    target_link_libraries(${exe} ${tfpsacrypto_target} ${CMAKE_THREAD_LIBS_INIT})
     target_include_directories(${exe} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../tests/include)
 endforeach()