Generalize test models to be reused

Change-Id: I47705cfde2788fa74f8bbcd07100188e4690dbf2
diff --git a/applications/baremetal/models/ethos-u55-128/keyword_spotting_ds_cnn_large_clustered_int8/input.h b/applications/baremetal/models/ethos-u55-128/keyword_spotting_ds_cnn_large_clustered_int8/input.h
index a9f3cc5..47f72f3 100644
--- a/applications/baremetal/models/ethos-u55-128/keyword_spotting_ds_cnn_large_clustered_int8/input.h
+++ b/applications/baremetal/models/ethos-u55-128/keyword_spotting_ds_cnn_large_clustered_int8/input.h
@@ -19,7 +19,7 @@
 
 /******************************************************************************************************************
  * Model: keyword_spotting_ds_cnn_large_clustered_int8
- * Source: https://github.com/ARM-software/ML-zoo/tree/master/models/keyword_spotting/ds_cnn_large/tflite_clustered_int8
+ * Source: https://github.com/ARM-software/ML-zoo/tree/22.02/models/keyword_spotting/ds_cnn_large/tflite_clustered_int8
  * Hexdump: python3 -c 'import numpy;i=numpy.load("input.npy");i.tofile("input.bin");' && xxd -i input.bin > input.h
  ******************************************************************************************************************/
 
@@ -49,4 +49,4 @@
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     0xb1, 0x2c, 0xa8, 0x6e, 0x5a, 0x16, 0xf4, 0xa8, 0x4f, 0xdb, 0x1f, 0x86, 0xe0, 0x7b, 0x87, 0xd6, 0x95, 0x54, 0x35,
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-    0xd1, 0x2f, 0xbf, 0xb1, 0xfd, 0x10, 0x40, 0x50, 0x72, 0xc4, 0x83, 0x03, 0xca, 0x05, 0xcd};
\ No newline at end of file
+    0xd1, 0x2f, 0xbf, 0xb1, 0xfd, 0x10, 0x40, 0x50, 0x72, 0xc4, 0x83, 0x03, 0xca, 0x05, 0xcd};