Update path in build_psa_alt_headers component

This all.sh component specifies a path directly so needs editing to
point into the framework submodule.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 322dd9e..56cc67c 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -5546,7 +5546,7 @@
 
     # Generate alternative versions of the substitutable headers with the
     # same content except different include guards.
-    make -C tests include/alt-extra/psa/crypto_platform_alt.h include/alt-extra/psa/crypto_struct_alt.h
+    make -C tests ../framework/include/alt-extra/psa/crypto_platform_alt.h ../framework/include/alt-extra/psa/crypto_struct_alt.h
 
     # Build the library and some programs.
     # Don't build the fuzzers to avoid having to go through hoops to set