suit: Fix fetch test instabilities

Fetching into CAND_IMG does not allow to read back the decrypted
contents.

Ref: NCSDK-32472

Signed-off-by: Tomasz Chyrowicz <tomasz.chyrowicz@nordicsemi.no>

Author: tomchy

scripts/quarantine.yaml

@@ -49,9 +49,3 @@
   platforms:
     - nrf54l20pdk/nrf54l20/cpuapp
   comment: "https://nordicsemi.atlassian.net/browse/NRFX-7205"
-
-- scenarios:
-    - suit-platform.integration.fetch
-  platforms:
-    - native_sim/native
-  comment: "https://nordicsemi.atlassian.net/browse/NCSDK-32472"

tests/subsys/suit/fetch/src/test_sdfw_mem.c

@@ -150,7 +150,6 @@ ZTEST(fetch_tests, test_integrated_fetch_to_msink_encrypted_OK)
 ZTEST(fetch_tests, test_integrated_fetch_to_memptr_encrypted_NOK)
 {
 	suit_component_t component_handle;
-	memptr_storage_handle_t handle = NULL;
 	struct zcbor_string source = {.value = decrypt_test_ciphertext_direct,
 				      .len = sizeof(decrypt_test_ciphertext_direct)};
 
@@ -187,21 +186,6 @@ ZTEST(fetch_tests, test_integrated_fetch_to_memptr_encrypted_NOK)
 					 &enc_info);
 	zassert_equal(ret, SUIT_SUCCESS, "suit_plat_fetch failed - error %i", ret);
 
-	ret = suit_plat_component_impl_data_get(component_handle, &handle);
-	zassert_equal(ret, SUIT_SUCCESS, "suit_plat_component_impl_data_get failed - error %i",
-		      ret);
-
-	const uint8_t *payload;
-	size_t payload_size = 0;
-
-	ret = suit_memptr_storage_ptr_get(handle, &payload, &payload_size);
-
-	zassert_equal(ret, SUIT_PLAT_SUCCESS, "storage.get failed - error %i", ret);
-	zassert_not_equal(memcmp(decrypt_test_plaintext, payload, strlen(decrypt_test_plaintext)),
-			  0, "Retrieved decrypted payload should not mach decrypt_test_plaintext");
-	zassert_equal(sizeof(decrypt_test_plaintext), payload_size,
-		      "Retrieved payload_size doesn't mach size of decrypt_test_plaintext");
-
 	ret = suit_plat_release_component_handle(component_handle);
 	zassert_equal(ret, SUIT_SUCCESS, "Handle release failed - error %i", ret);