docs: update speechTab example and edit notes about assistants stream…

…Rate

components/changelog/content/config_v1.1.5.mdx

@@ -8,6 +8,6 @@
 - Moved `TTS` and `STT` under the new `speech` object
     - This change allows you to configure speech settings in a more organized way.
 
-- Added []`speechTab`](/docs/configuration/stt_tts#speech-tab-optional) under the new `speech` object
+- Added [`speechTab`](/docs/configuration/stt_tts#speech-tab-optional) under the new `speech` object
     - This setting allows you to configure the default speech tab settings for LibreChat users
     - Remeber that users can still override them

pages/docs/configuration/librechat_yaml/object_structure/shared_endpoint_settings.mdx

@@ -14,6 +14,10 @@ endpoints:
     streamRate: 1
   azureOpenAI:
     streamRate: 20
+  assistants:
+    streamRate: 30
+  azureAssistants:
+    streamRate: 30
   # the `all` setting would override all the above values, making them unnecessary to be set
   all:
     streamRate: 20
@@ -35,7 +39,6 @@ endpoints:
 **Notes:**
 - The `all` setting would override all individual endpoint values, making those specific settings unnecessary if used.
 - The value can be customized for each endpoint or set globally using the `all` key.
-- As of 7/13/24, this setting is not yet available for the assistants endpoints
 - Recommended values are between 25-40 for a smooth streaming experience
 - Using a higher rate is a must when serving the app to many users at scale.