fix doc spelling mistakes

docs/apis/models/classification.md

@@ -112,7 +112,7 @@ PaddleX提供了共计22种分类模型，所有分类模型均提供同`ResNet5
 | ResNet101_vd        | paddlex.cls.ResNet101_vd(num_classes=1000) |
 | ResNet101_vd_ssld      | paddlex.cls.ResNet101_vd_ssld(num_classes=1000) |
 | DarkNet53      | paddlex.cls.DarkNet53(num_classes=1000) |
-| MoibileNetV1         | paddlex.cls.MobileNetV1(num_classes=1000) |
+| MobileNetV1         | paddlex.cls.MobileNetV1(num_classes=1000) |
 | MobileNetV2       | paddlex.cls.MobileNetV2(num_classes=1000) |
 | MobileNetV3_small       | paddlex.cls.MobileNetV3_small(num_classes=1000) |
 | MobileNetV3_small_ssld  | paddlex.cls.MobileNetV3_small_ssld(num_classes=1000) |