renamed docs references to Ask HolmesGPT

Author: Sheeproid

docs/configuration/holmesgpt/index.rst

@@ -18,7 +18,7 @@ Robusta can integrate with `Holmes GPT <https://github.com/robusta-dev/holmesgpt
 
 When available, AI based investigations can be launched in one of two ways:
 
-1. Click the ``Ask Holmes`` button in Slack. The AI investigation will be sent back as a new message.
+1. Click the ``Ask HolmesGPT`` button in Slack. The AI investigation will be sent back as a new message.
 
 .. image:: /images/robusta-holmes-investigation.png
     :width: 600px

docs/configuration/holmesgpt/toolsets/robusta.rst

@@ -3,7 +3,7 @@ Robusta :checkmark:`_`
 .. include:: ./_toolset_enabled_by_default.inc.rst
 
 By enabling this toolset, HolmesGPT will be able to fetch alerts metadata. It allows HolmesGPT to fetch information
-about specific issues when chatting using "Ask Holmes". This toolset is not necessary for Root Cause Analysis.
+about specific issues when chatting using "Ask HolmesGPT". This toolset is not necessary for Root Cause Analysis.
 
 Configuration
 -------------