Clean up Symfony options (#12375)

Author: cleptric

docs/platforms/php/common/configuration/options.mdx

@@ -226,12 +226,6 @@ The maximum execution time, in seconds, for the request+response as a whole. The
 
 ## Tracing Options
 
-<ConfigKey name="enable-tracing">
-
-A boolean value, if true, transactions and trace data will be generated and captured. This will set the `traces-sample-rate` to the recommended default of 1.0 if `traces-sample-rate` is not defined. Note that `traces-sample-rate` and `traces-sampler` take precedence over this option.
-
-</ConfigKey>
-
 <ConfigKey name="traces-sample-rate">
 
 A number between 0 and 1, controlling the percentage chance a given transaction will be sent to Sentry. (0 represents 0% while 1 represents 100%.) Applies equally to all transactions created in the app. Either this or <PlatformIdentifier name="traces-sampler" /> must be defined to enable tracing.

docs/platforms/php/guides/symfony/configuration/symfony-options.mdx

@@ -21,9 +21,9 @@ sentry:
         prefixes:
             - "/local_dir/"
         sample_rate: 1
-        enable_tracing: true
         traces_sample_rate: 1
         traces_sampler: "sentry.callback.traces_sampler"
+        profiles_sample_rate: 1
         attach_stacktrace: true
         attach_metric_code_locations: true
         context_lines: 5