switched lint to ignore _vendor

.flake8

@@ -25,4 +25,4 @@ exclude =
   target
   __pycache__
   */build/lib/*
-  azure-monitor-opentelemetry/azure/monitor/opentelemetry/vendor/*
+  azure-monitor-opentelemetry/azure/monitor/opentelemetry/_vendor/*

.isort.cfg

@@ -14,5 +14,5 @@ profile=black
 ; docs: https://github.com/timothycrosley/isort#multi-line-output-modes
 multi_line_output=3
 skip=target
-skip_glob=**/gen/*,.venv*/*,venv*/*,**/proto/*,.tox/*, azure-monitor-opentelemetry/azure/monitor/opentelemetry/vendor/*
+skip_glob=**/gen/*,.venv*/*,venv*/*,**/proto/*,.tox/*, azure-monitor-opentelemetry/azure/monitor/opentelemetry/_vendor/*
 known_third_party=opentelemetry,psutil,pytest,redis,redis_opentracing

pyproject.toml

@@ -9,7 +9,7 @@ exclude = '''
     venv|
     .*/build/lib/.*|
     scripts|
-    azure-monitor-opentelemetry/azure/monitor/opentelemetry/vendor|
+    azure-monitor-opentelemetry/azure/monitor/opentelemetry/_vendor|
   )/
 )
 '''