Updated Breakout action space documentation

Author: Nafyaz

.gitignore

@@ -169,3 +169,6 @@ cython_debug/
 cmake-build-*
 .idea
 /build-wasm/
+
+# Lock files
+*.lock

docs/_scripts/gen_environments_md.py

@@ -89,6 +89,10 @@ def shortened_repr(values):
 To enable all 18 possible actions that can be performed on an Atari 2600, specify `full_action_space=True` during
 initialization or by passing `full_action_space=True` to `gymnasium.make`."""
 
+    if env_name == "Breakout":
+        action_description = action_description + """
+To make the ball appear at start of an episode or after loss of a life, action `FIRE` (Value 1) needs to be applied."""
+
     # Environment variants
     env_specs = sorted(
         [