Fix typos in the diagram (#173)

Some arrows had wrong text attach to them.

---------

Signed-off-by: Justin Chu <justinchuby@users.noreply.github.com>

Author: justinchuby

.lintrunner.toml

@@ -90,12 +90,13 @@ is_formatter = true
 
 [[linter]]
 code = 'EDITORCONFIG-CHECKER'
-include_patterns = ['**']
-exclude_patterns = [
-    '**/*.ipynb',
-    '**/*.onnx',
-    '**/*.pb'
+include_patterns = [
+    '**/*.md',
+    '**/*.txt',
+    '**/*.yml',
+    '**/*.rst',
 ]
+exclude_patterns = []
 command = [
     'python',
     '-m',

README.md

@@ -36,9 +36,9 @@ pip install git+https://github.com/onnx/ir-py.git
 - Pythonic and familiar APIs: Classes define Pythonic apis and still map to ONNX protobuf concepts in an intuitive way.
 - No protobuf dependency: The IR does not require protobuf once the model is converted to the IR representation, decoupling from the serialization format.
 
-## Concepts Diagram
+## Concept Diagram
 
-![Concepts Diagram](docs/resource/onnx-ir-entities.svg)
+![Concept Diagram](docs/resource/onnx-ir-entities.svg)
 
 ## Code Organization 🗺️