Add test_generation.py dependency in builds

Signed-off-by: Werner Lewis <werner.lewis@arm.com>
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 776d955..57cf977 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -63,6 +63,7 @@
         DEPENDS
             ${CMAKE_CURRENT_SOURCE_DIR}/../tests/scripts/generate_bignum_tests.py
             ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/test_case.py
+            ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/test_generation.py
     )
     add_custom_command(
         OUTPUT
@@ -79,6 +80,7 @@
             ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/macro_collector.py
             ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/psa_storage.py
             ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/test_case.py
+            ${CMAKE_CURRENT_SOURCE_DIR}/../scripts/mbedtls_dev/test_generation.py
             ${CMAKE_CURRENT_SOURCE_DIR}/../include/psa/crypto_config.h
             ${CMAKE_CURRENT_SOURCE_DIR}/../include/psa/crypto_values.h
             ${CMAKE_CURRENT_SOURCE_DIR}/../include/psa/crypto_extra.h
diff --git a/tests/Makefile b/tests/Makefile
index e9acca3..8777ae9 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -93,6 +93,7 @@
 $(GENERATED_BIGNUM_DATA_FILES): generated_bignum_test_data
 generated_bignum_test_data: scripts/generate_bignum_tests.py
 generated_bignum_test_data: ../scripts/mbedtls_dev/test_case.py
+generated_bignum_test_data: ../scripts/mbedtls_dev/test_generation.py
 generated_bignum_test_data:
 	echo "  Gen   $(GENERATED_BIGNUM_DATA_FILES)"
 	$(PYTHON) scripts/generate_bignum_tests.py
@@ -103,6 +104,7 @@
 generated_psa_test_data: ../scripts/mbedtls_dev/macro_collector.py
 generated_psa_test_data: ../scripts/mbedtls_dev/psa_storage.py
 generated_psa_test_data: ../scripts/mbedtls_dev/test_case.py
+generated_psa_test_data: ../scripts/mbedtls_dev/test_generation.py
 ## The generated file only depends on the options that are present in
 ## crypto_config.h, not on which options are set. To avoid regenerating this
 ## file all the time when switching between configurations, don't declare