ci: Add new variations for ram-load

Adds new test combinations to the CI to
test the ram-load feature more thoroughly.

Signed-off-by: Roland Mikhel <roland.mikhel@arm.com>
Change-Id: I56d6f74af55ed078947c092726160b123d36f67f
diff --git a/.github/workflows/sim.yaml b/.github/workflows/sim.yaml
index b1849b5..79765fb 100644
--- a/.github/workflows/sim.yaml
+++ b/.github/workflows/sim.yaml
@@ -44,6 +44,8 @@
         - "sig-rsa validate-primary-slot ram-load multiimage"
         - "sig-rsa validate-primary-slot direct-xip multiimage"
         - "sig-ecdsa hw-rollback-protection multiimage"
+        - "ram-load enc-aes256-kw multiimage"
+        - "ram-load enc-aes256-kw sig-ecdsa-mbedtls multiimage"
     runs-on: ubuntu-latest
     env:
       MULTI_FEATURES: ${{ matrix.features }}