Remove references to docs from LICENSE (since they are no longer distributed in source archive,) and remove SIL open font license and reference in LICENSE.

Author: Joe Evans

LICENSE

@@ -233,8 +233,6 @@
     3rdparty/mkldnn/tests/benchdnn (Copy of the License available at top of current file)
     src/operator/special_functions-inl.h Cephes Library Functions (Copy of the License available at top of current file)
     3rdparty/mkldnn/doc/assets/mathjax (Copy of the License available at top of current file)
-    docs/python_docs/themes/mx-theme/mxtheme/static/material-design-icons-3.0.1 (Copy of the License available at top of current file)
-    docs/python_docs/themes/mx-theme/mxtheme/static/font/Roboto (Copy of the License available at top of current file)
     3rdparty/tvm/3rdparty/bfloat16/bfloat16.cc (Copy of the License available at top of current file)
 
     =======================================================================================
@@ -245,8 +243,6 @@
     3rdparty/tvm/3rdparty/cma
     3rdparty/onnx-tensorrt
     3rdparty/onnx-tensorrt/third_party/onnx
-    docs/static_site/src/assets/js/clipboard.js
-    docs/python_docs/themes/mx-theme
     3rdparty/intgemm
     3rdparty/tvm/3rdparty/compiler-rt/builtin_fp16.h
     src/operator/nn/layer_norm.cc
@@ -345,8 +341,3 @@
 
     3rdparty/tvm/3rdparty/rang
 
-    =======================================================================================
-    SIL Open Font License (OFL)
-    =======================================================================================
-
-    docs/python_docs/themes/mx-theme/mxtheme/static/webfonts/ (Copy of the License available at licenses/OFL1_1)