Fix typo in quantize.py (#1434)

Typos

Author: mikekgfb

torchchat/utils/quantize.py

@@ -934,15 +934,15 @@ def quantized_model(self) -> nn.Module:
         torch.ops.load_library(libs[0])
         print("Loaded torchao cpu ops.")
     except Exception as e:
-        print("Unabled to load torchao cpu ops library. Slow fallback kernels will be used.")
+        print("Unable to load torchao cpu ops library. Slow fallback kernels will be used.")
 
     try:
         libname = "libtorchao_ops_mps_aten.dylib"
         libpath = f"{torchao_build_path}/cmake-out/lib/{libname}"
         torch.ops.load_library(libpath)
         print("Loaded torchao mps ops.")
     except Exception as e:
-        print("Unabled to load torchao mps ops library.")
+        print("Unable to load torchao mps ops library.")
 
 except Exception as e:
     print("Unabled to import torchao experimental quant_api with error: ", e)