quantization docs: remove erroneous rebase artifact (#66577)

Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/66577

There was a rebase artifact erroneously landed to quantization docs,
this PR removes it.

Test Plan:
CI

Imported from OSS

Reviewed By: soulitzer

Differential Revision: D31651350

fbshipit-source-id: bc254cbb20724e49e1a0ec6eb6d89b28491f9f78
diff --git a/docs/source/quantization-support.rst b/docs/source/quantization-support.rst
index 4324549..95cc68e 100644
--- a/docs/source/quantization-support.rst
+++ b/docs/source/quantization-support.rst
@@ -86,9 +86,6 @@
 
 torch.Tensor (quantization related methods)
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
->>>>>>> 76f04ad385 (Quantization docs: rewrite API reference to be more automated)
->>>>>>> 37fe4f87ce (Quantization docs: rewrite API reference to be more automated)
->>>>>>> af26f377de (Quantization docs: rewrite API reference to be more automated)
 
 Quantized Tensors support a limited subset of data manipulation methods of the
 regular full-precision tensor.