all.sh: fix a comment in common_tfm_config

Signed-off-by: Yanray Wang <yanray.wang@arm.com>
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 1e92d6f..85fadf4 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -2922,7 +2922,7 @@
     # Config adjustments for features that are not supported
     # when using only drivers / by p256-m
     #
-    # Disable all the features that auto-enable ECP_LIGHT (see build_info.h)
+    # Disable all the features that auto-enable ECP_LIGHT (see config_adjust_legacy_crypto.h)
     scripts/config.py -f "$CRYPTO_CONFIG_H" unset PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_DERIVE
     # Disable deterministic ECDSA as p256-m only does randomized
     scripts/config.py -f "$CRYPTO_CONFIG_H" unset PSA_WANT_ALG_DETERMINISTIC_ECDSA