Remove the IQ-9075 files replaced by converter filenames

The 2026Q3 IQ-9075 files now carry the qualcomm-converter tag (precision, split and quantization); the previous int8/int16 names remain in the repo history.

qnn/yolov5m-det-int16-smart.iq9075.qnn.onnx

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-version https://git-lfs.github.com/spec/v1
-oid sha256:923d85a6d528d6148a34368b61966347760278ac4e2818448fe6cd0e32e581fb
-size 26394455

qnn/yolov5m-det-int8-logical.iq9075.qnn.onnx

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b835edad7294890ac9ac7536e7e50ae4f339259725b293669881de6e1e0f5dca
-size 25918308

qnn/yolov5m-det-int8-smart.iq9075.qnn.onnx

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:0241aea3aa262023ec0746a38cfcb4e1bb42750eb7ff050487c6885726c16307
-size 25853825

qnn/yolov5n-det-int16-smart.iq9075.qnn.onnx

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:807f84ff15fd020f21c6462b802da89b67e6daf4bc4802bb1440eaba96587ef7
-size 3375219

qnn/yolov5n-det-int8-logical.iq9075.qnn.onnx

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-version https://git-lfs.github.com/spec/v1
-oid sha256:a9ad127636c54c3c0db390949972caff338c548a28c652b7b20c70fcc072f1bb
-size 3267714

qnn/yolov5n-det-int8-smart.iq9075.qnn.onnx

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:608fcb34fdb652b1e8f0e4f6e370e4a429085c4043af5d67d983b39eb1b4aed3
-size 3203220

qnn/yolov5s-det-int16-smart.iq9075.qnn.onnx

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-version https://git-lfs.github.com/spec/v1
-oid sha256:442c5ff8b13f13d7e90f9f50de2fb81ebd62180592e6a43932a90a638099ce6b
-size 9879671

qnn/yolov5s-det-int8-logical.iq9075.qnn.onnx

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-version https://git-lfs.github.com/spec/v1
-oid sha256:0b843b528e99f45d6450a53e3e6a333e4528c9d3643a4402c10fc253ec989372
-size 9694340

qnn/yolov5s-det-int8-smart.iq9075.qnn.onnx

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-version https://git-lfs.github.com/spec/v1
-oid sha256:d9166e251fcfc4581f92c9febd9e27be525565c5edd2a4690c7f68d6f043f744
-size 9629848