[nrf fromtree] Log VerifyCredentials error (#37955)

Log error coming from `VerifyCredentials` as it's later overwritten with
`CHIP_ERROR_UNSUPPORTED_CERT_FORMAT` which hides root cause of the
failure.

Signed-off-by: Adrian Gielniewski <[email protected]>
(cherry picked from commit 1114858)

Author: adigie

src/credentials/FabricTable.cpp

@@ -346,15 +346,17 @@ CHIP_ERROR FabricTable::ValidateIncomingNOCChain(const ByteSpan & noc, const Byt
     ChipLogProgress(FabricProvisioning, "Validating NOC chain");
     CHIP_ERROR err = FabricTable::VerifyCredentials(noc, icac, rcac, validContext, outCompressedFabricId, outFabricId, outNodeId,
                                                     outNocPubkey, &outRootPubkey);
-    if (err != CHIP_NO_ERROR && err != CHIP_ERROR_WRONG_NODE_ID)
-    {
-        err = CHIP_ERROR_UNSUPPORTED_CERT_FORMAT;
-    }
     if (err != CHIP_NO_ERROR)
     {
-        ChipLogError(FabricProvisioning, "Failed NOC chain validation: %" CHIP_ERROR_FORMAT, err.Format());
+        ChipLogError(FabricProvisioning, "Failed NOC chain validation, VerifyCredentials returned: %" CHIP_ERROR_FORMAT,
+                     err.Format());
+
+        if (err != CHIP_ERROR_WRONG_NODE_ID)
+        {
+            err = CHIP_ERROR_UNSUPPORTED_CERT_FORMAT;
+        }
+        return err;
     }
-    ReturnErrorOnFailure(err);
 
     // Validate fabric ID match for cases like UpdateNOC.
     if (existingFabricId != kUndefinedFabricId)