Added some missing config options (#10546)

docs/platforms/python/configuration/options.mdx

@@ -57,6 +57,12 @@ The `environment` config option takes precedence over the environment variable.
 
 </ConfigKey>
 
+<ConfigKey name="dist">
+
+The distribution of the application. Distributions are used to disambiguate build or deployment variants of the same release of an application. The dist can be for example a build number.
+
+</ConfigKey>
+
 <ConfigKey name="sample-rate">
 
 Configures the sample rate for error events, in the range of `0.0` to `1.0`. The default is `1.0`, which means that 100% of error events will be sent. If set to `0.1`, only 10% of error events will be sent. Events are picked randomly.
@@ -133,6 +139,14 @@ Most SDKs will attempt to auto-discover this value.
 
 </ConfigKey>
 
+<ConfigKey name="project_root">
+
+The full path to the root directory of your application. Defaults to `os.getcwd()`.
+
+The `project_root` is used to mark frames in a stack trace either as being in your application or outside of the application.
+
+</ConfigKey>
+
 <ConfigKey name="in-app-include">
 
 A list of string prefixes of module names that belong to the app. This option takes precedence over `in-app-exclude`.