cmake: Rename mbedcrypto library to tfpsacrypto

Do not do the same in the make build system yet,
cmake build system only scope for this PR.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c7831d7..1b05902 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -384,7 +384,7 @@
 # and programs. This shared test code is compiled and linked to test suites and
 # programs objects as a set of compiled objects. The compiled objects are NOT
 # built into a library that the test suite and program objects would link
-# against as they link against the mbedcrypto, mbedx509 and mbedtls libraries.
+# against as they link against the tfpsacrypto, mbedx509 and mbedtls libraries.
 # The reason is that such library is expected to have mutual dependencies with
 # the aforementioned libraries and that there is as of today no portable way of
 # handling such dependencies (only toolchain specific solutions).