Rename master -> main (triton-inference-server#2913)

* Rename master -> main

* Fix master -> main across the documentation

Author: Tabrizian

README.md

@@ -30,7 +30,7 @@
 
 # Triton Inference Server
 
-**LATEST RELEASE: You are currently on the master branch which tracks
+**LATEST RELEASE: You are currently on the main branch which tracks
 under-development progress towards the next release. The latest
 release of the Triton Inference Server is 2.10.0 and is available on
 branch

docs/build.md

@@ -69,7 +69,7 @@ Triton and so does not appear in /opt/tritonserver/backends).
 The first step for any build is to checkout the
 [triton-inference-server/server](https://github.com/triton-inference-server/server)
 repo branch for the release you are interested in building (or the
-master branch to build from the development branch). Then run build.py
+master/main branch to build from the development branch). Then run build.py
 as described below. The build.py script performs these steps when
 building with Docker.
 
@@ -129,7 +129,7 @@ without Docker.
 The first step for any build is to checkout the
 [triton-inference-server/server](https://github.com/triton-inference-server/server)
 repo branch for the release you are interested in building (or the
-master branch to build from the development branch). Then run build.py
+master/main branch to build from the development branch). Then run build.py
 as described below. The build.py script will perform the following
 steps (note that if you are building with Docker that these same steps
 will be performed during the Docker build within the

docs/inference_protocols.md

@@ -39,7 +39,7 @@ protocols](https://github.com/kubeflow/kfserving/tree/master/docs/predict-api/v2
 that have been proposed by the [KFServing
 project](https://github.com/kubeflow/kfserving). To fully enable all
 capabilities Triton also implements a number [HTTP/REST and GRPC
-extensions](https://github.com/triton-inference-server/server/tree/master/docs/protocol).
+extensions](https://github.com/triton-inference-server/server/tree/main/docs/protocol).
 to the KFServing inference protocol.
 
 The HTTP/REST and GRPC protcols provide endpoints to check server and

docs/model_configuration.md

@@ -221,7 +221,7 @@ configuration file.
 When using --strict-model-config=false you can see the model
 configuration that was generated for a model by using the [model
 configuration
-endpoint](https://github.com/triton-inference-server/server/blob/master/docs/protocol/extension_model_configuration.md). The
+endpoint](https://github.com/triton-inference-server/server/blob/main/docs/protocol/extension_model_configuration.md). The
 easiest way to do this is to use a utility like *curl*:
 
 ```bash