keys: Add new help category for stream information popup.

To remove the suffix "(from stream information)" from the help texts
of stream information hotkeys in the help menu.

Hotkeys document regenerated.

Author: Niloth-p

docs/hotkeys.md

@@ -73,8 +73,6 @@
 |Toggle topics in a stream|<kbd>t</kbd>|
 |Mute/unmute streams|<kbd>m</kbd>|
 |Show/hide stream information & modify settings|<kbd>i</kbd>|
-|Show/hide stream members (from stream information)|<kbd>m</kbd>|
-|Copy stream email to clipboard (from stream information)|<kbd>c</kbd>|
 
 ## Begin composing a message
 |Command|Key Combination|
@@ -123,3 +121,9 @@
 |Delete previous character|<kbd>Ctrl</kbd> + <kbd>h</kbd>|
 |Swap with previous character|<kbd>Ctrl</kbd> + <kbd>t</kbd>|
 
+## Stream information (press i to view info of a stream)
+|Command|Key Combination|
+| :--- | :---: |
+|Show/hide stream members|<kbd>m</kbd>|
+|Copy stream email to clipboard|<kbd>c</kbd>|
+

zulipterminal/config/keys.py

@@ -314,16 +314,16 @@ class KeyBinding(TypedDict):
     },
     'STREAM_MEMBERS': {
         'keys': ['m'],
-        'help_text': 'Show/hide stream members (from stream information)',
+        'help_text': 'Show/hide stream members',
         'excluded_from_random_tips': True,
-        'key_category': 'stream_list',
+        'key_category': 'stream_info',
     },
     'COPY_STREAM_EMAIL': {
         'keys': ['c'],
         'help_text':
-            'Copy stream email to clipboard (from stream information)',
+            'Copy stream email to clipboard',
         'excluded_from_random_tips': True,
-        'key_category': 'stream_list',
+        'key_category': 'stream_info',
     },
     'REDRAW': {
         'keys': ['ctrl l'],
@@ -462,6 +462,10 @@ class KeyBinding(TypedDict):
     "compose_box": "Writing a message",
     "editor_navigation": "Editor: Navigation",
     "editor_text_manipulation": "Editor: Text Manipulation",
+    "stream_info": (
+        f"Stream information (press {KEY_BINDINGS['STREAM_INFO']['keys'][0]}"
+        f" to view info of a stream)"
+    ),
 }
 
 ZT_TO_URWID_CMD_MAPPING = {