Update some docs

Author: h3xxit

plugins/communication_protocols/cli/src/utcp_cli/cli_call_template.py

@@ -7,7 +7,8 @@
 import traceback
 
 class CommandStep(BaseModel):
-    """Configuration for a single command step in a CLI execution flow.
+    """REQUIRED
+    Configuration for a single command step in a CLI execution flow.
     
     Attributes:
         command: The command string to execute. Can contain UTCP_ARG_argname_UTCP_END

plugins/communication_protocols/cli/src/utcp_cli/cli_communication_protocol.py

@@ -10,7 +10,6 @@
     - Tool discovery by running a command that outputs a UTCP manual.
     - Flexible argument formatting for different CLI conventions.
     - Support for environment variables and custom working directories.
-    - Automatic parsing of JSON output with a fallback to raw text.
     - Cross-platform command parsing for Windows and Unix-like systems.
 
 Security Considerations:
@@ -588,8 +587,7 @@ async def call_tool(self, caller, tool_name: str, tool_args: Dict[str, Any], too
         Returns:
             The result of the command execution. If the command exits with a code
             of 0, it returns the content of stdout. If the exit code is non-zero,
-            it returns the content of stderr. The output is parsed as JSON if
-            possible; otherwise, it is returned as a raw string.
+            it returns the content of stderr.
 
         Raises:
             ValueError: If `tool_call_template` is not an instance of