Update references to test helpers

Replace:
* tests/src -> framework/tests/src
* tests/include -> framework/tests/include

Except for occurrences of:
* tests/src/test_helpers (since this only contains ssl_helpers.c)
* tests/src/test_certs.h
* tests/include/alt_dummy

Signed-off-by: David Horstmann <david.horstmann@arm.com>
diff --git a/tests/scripts/components-sanitizers.sh b/tests/scripts/components-sanitizers.sh
index c9648aa..6f97096 100644
--- a/tests/scripts/components-sanitizers.sh
+++ b/tests/scripts/components-sanitizers.sh
@@ -12,7 +12,7 @@
 skip_suites_without_constant_flow () {
     # Skip the test suites that don't have any constant-flow annotations.
     # This will need to be adjusted if we ever start declaring things as
-    # secret from macros or functions inside tests/include or tests/src.
+    # secret from macros or functions inside framework/tests/include or framework/tests/src.
     SKIP_TEST_SUITES=$(
         git -C tests/suites grep -L TEST_CF_ 'test_suite_*.function' |
             sed 's/test_suite_//; s/\.function$//' |