Add pbkdf2_hmac to is_kdf_alg_supported()

Signed-off-by: Kusumit Ghoderao <Kusumit.Ghoderao@silabs.com>
diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 6c7f2b0..46b9578 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -5891,6 +5891,11 @@
         return 1;
     }
 #endif
+#if defined(MBEDTLS_PSA_BUILTIN_ALG_PBKDF2_HMAC)
+    if (PSA_ALG_IS_PBKDF2_HMAC(kdf_alg)) {
+        return 1;
+    }
+#endif
     return 0;
 }