Remove unused perl dependency scripts

curves.pl, depends-hashes.pl, key-exchanges.pl and depends-pkalgs.pl are now superseded by depends.py.
Update all references to them accordingly.
Signed-off-by: Andrzej Kurek <andrzej.kurek@arm.com>
diff --git a/tests/scripts/basic-in-docker.sh b/tests/scripts/basic-in-docker.sh
index 50bcb05..1f65710 100755
--- a/tests/scripts/basic-in-docker.sh
+++ b/tests/scripts/basic-in-docker.sh
@@ -40,6 +40,6 @@
     run_in_docker -e OSSL_NO_DTLS=1 tests/compat.sh
     run_in_docker tests/ssl-opt.sh -e '\(DTLS\|SCSV\).*openssl'
     run_in_docker tests/scripts/test-ref-configs.pl
-    run_in_docker tests/scripts/curves.pl
-    run_in_docker tests/scripts/key-exchanges.pl
+    run_in_docker tests/scripts/depends.py curves
+    run_in_docker tests/scripts/depends.py kex
 done