docs(auto-instrument): add missing pip install in README (#2061)

blumamir · web-flow · commit aa1a2acea99e · 2021-08-23T01:01:32.000+05:30
diff --git a/docs/examples/auto-instrumentation/README.rst b/docs/examples/auto-instrumentation/README.rst
@@ -80,6 +80,7 @@ commands that help automatically instruments a program.
     $ pip install opentelemetry-sdk
     $ pip install opentelemetry-instrumentation
     $ pip install opentelemetry-instrumentation-flask
+    $ pip install flask
     $ pip install requests
 
 Execute
