refactor: keys: Remove the replaced GO_BACK command.

Hotkeys document regenerated.

Author: Niloth-p

docs/hotkeys.md

@@ -8,7 +8,6 @@
 |Show/hide Help Menu|<kbd>?</kbd>|
 |Show/hide Markdown Help Menu|<kbd>Meta</kbd> + <kbd>m</kbd>|
 |Show/hide About Menu|<kbd>Meta</kbd> + <kbd>?</kbd>|
-|Go back|<kbd>Esc</kbd>|
 |Open draft message saved in this session|<kbd>d</kbd>|
 |Copy information from About Menu to clipboard|<kbd>c</kbd>|
 |Redraw screen|<kbd>Ctrl</kbd> + <kbd>l</kbd>|

zulipterminal/config/keys.py

@@ -46,12 +46,6 @@ class KeyBinding(TypedDict):
         'help_text': 'Show/hide About Menu',
         'key_category': 'general',
     },
-    'GO_BACK': {
-        'keys': ['esc'],
-        'help_text': 'Go back',
-        'excluded_from_random_tips': False,
-        'key_category': 'general',
-    },
     'OPEN_DRAFT': {
         'keys': ['d'],
         'help_text': 'Open draft message saved in this session',