[libc] disable algorithm_test.cpp temporarily

The unit tests introduced in patch D128335 are causing build failures,
and the fix is non-trivial. This patch disables these tests temporarily
until a proper fix can be implemented.

Reviewed By: lntue

Differential Revision: https://reviews.llvm.org/D128746

libc/test/src/string/memory_utils/CMakeLists.txt

@@ -4,7 +4,7 @@ add_libc_unittest(
     libc_string_unittests
   SRCS
     address_test.cpp
-    algorithm_test.cpp
+    # algorithm_test.cpp
     backend_test.cpp
     elements_test.cpp
     memory_access_test.cpp