Revert "tests: Exclude version suite when used as a submodule"

This reverts commit 1264c2a86f0b578b6f82a4c1993a22cbbe956a27.
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 19135c1..6b1679c 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -151,10 +151,8 @@
 add_test_suite(shax)
 add_test_suite(timing)
 add_test_suite(rsa)
+add_test_suite(version)
 add_test_suite(xtea)
-if (NOT USE_CRYPTO_SUBMODULE)
-    add_test_suite(version)
-endif()
 
 # Make scripts and data files needed for testing available in an
 # out-of-source build.
diff --git a/tests/Makefile b/tests/Makefile
index ae9ba85..15564c5 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -66,15 +66,6 @@
 # constructed by stripping path 'suites/' and extension .data.
 APPS = $(basename $(subst suites/,,$(wildcard suites/test_suite_*.data)))
 
-# When this project is used as a submodule, exclude the following list of
-# tests, which will be run from the parent module instead.
-ifdef USE_CRYPTO_SUBMODULE
-APPS := $(filter-out \
-               test_suite_version \
-               ,$(APPS))
-endif
-
-
 # Construct executable name by adding OS specific suffix $(EXEXT).
 BINARIES := $(addsuffix $(EXEXT),$(APPS))