docs(methods): trim codeChannels example comments to match convention

Match the chat.postMessage example's minimal "Call the <method> method"
comment style; drop the trailing explanatory clauses.

Co-Authored-By: Claude <svc-devxp-claude@slack-corp.com>

Author: zimeg

methods/src/code_channels/code_channels_archive.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.archive method to close out a code channel, optionally
-# recording the message that summarizes the work
+# Call the codeChannels.archive method
 response = client.codeChannels_archive(
     channel_id="C123ABC456",
     summary_message_ts="1717171717.123456",

methods/src/code_channels/code_channels_create.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.create method to spin up a code channel for a session,
-# rooted at the message that asked for it
+# Call the codeChannels.create method
 response = client.codeChannels_create(
     name="Fix flaky login test",
     origin_channel_id="C123ABC456",

methods/src/code_channels/code_channels_get_canvas.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.getCanvas method to read a code channel canvas's content
-# along with its comment threads
+# Call the codeChannels.getCanvas method
 response = client.codeChannels_getCanvas(
     channel_id="C123ABC456",
 )

methods/src/code_channels/code_channels_list_views.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.listViews method to read the view tabs currently
-# attached to a code channel
+# Call the codeChannels.listViews method
 response = client.codeChannels_listViews(
     channel_id="C123ABC456",
 )

methods/src/code_channels/code_channels_remove_view.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.removeView method to detach a view tab from a code
-# channel by its view ID
+# Call the codeChannels.removeView method
 response = client.codeChannels_removeView(
     channel_id="C123ABC456",
     view_id="V123ABC456",

methods/src/code_channels/code_channels_rename.py

@@ -8,7 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.rename method to give a code channel a new name
+# Call the codeChannels.rename method
 response = client.codeChannels_rename(
     channel_id="C123ABC456",
     name="Fix flaky login test v2",

methods/src/code_channels/code_channels_set_canvas_content.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.setCanvasContent method to replace a code channel
-# canvas's content while preserving its comment anchors
+# Call the codeChannels.setCanvasContent method
 response = client.codeChannels_setCanvasContent(
     channel_id="C123ABC456",
     content="# Plan\n\n1. Reproduce the flaky test\n2. Fix the race\n3. Verify",

methods/src/code_channels/code_channels_set_commands.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.setCommands method to register the per-channel slash
-# commands the agent offers inside a code channel
+# Call the codeChannels.setCommands method
 response = client.codeChannels_setCommands(
     channel_id="C123ABC456",
     commands=[

methods/src/code_channels/code_channels_set_properties.py

@@ -8,8 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.setProperties method to pin context bar items (up to
-# five) and external resource details to a code channel
+# Call the codeChannels.setProperties method
 response = client.codeChannels_setProperties(
     channel_id="C123ABC456",
     code_channel={

methods/src/code_channels/code_channels_set_view.py

@@ -8,7 +8,7 @@
 # Initialize
 client = WebClient(token=token)
 
-# Call the codeChannels.setView method to publish a diff to the channel's code tab
+# Call the codeChannels.setView method
 response = client.codeChannels_setView(
     channel_id="C123ABC456",
     type="diff",