Improve wording related to deploy chatops command

doc/integration/slash_commands.md

@@ -24,7 +24,7 @@ It is possible to create new issue, display issue details and search up to 5 iss
 ## Deploy command
 In order to deploy to an environment, GitLab will try to find a deployment
-action in the pipeline.
+manual action in the pipeline.
 If there is only one action for a given environment, it is going to be triggered.
 If there is more than one action defined, GitLab will try to find an action

lib/gitlab/slash_commands/presenters/deploy.rb

@@ -10,7 +10,7 @@ module Gitlab
         end
         def action_not_found
-          ephemeral_response(text: "Couldn't find a deployment action.")
+          ephemeral_response(text: "Couldn't find a deployment manual action.")
         end
       end
     end

spec/lib/gitlab/slash_commands/command_spec.rb

@@ -80,7 +80,7 @@ describe Gitlab::SlashCommands::Command do
           it 'returns error' do
             expect(subject[:response_type]).to be(:ephemeral)
-            expect(subject[:text]).to include('Too many actions defined')
+            expect(subject[:text]).to include("Couldn't find a deployment manual action.")
           end
         end
       end

spec/lib/gitlab/slash_commands/deploy_spec.rb

@@ -22,7 +22,7 @@ describe Gitlab::SlashCommands::Deploy do
     context 'if no environment is defined' do
       it 'does not execute an action' do
         expect(subject[:response_type]).to be(:ephemeral)
-        expect(subject[:text]).to eq "Couldn't find a deployment action."
+        expect(subject[:text]).to eq "Couldn't find a deployment manual action."
       end
     end
@@ -35,7 +35,7 @@ describe Gitlab::SlashCommands::Deploy do
       context 'without actions' do
         it 'does not execute an action' do
           expect(subject[:response_type]).to be(:ephemeral)
-          expect(subject[:text]).to eq "Couldn't find a deployment action."
+          expect(subject[:text]).to eq "Couldn't find a deployment manual action."
         end
       end
@@ -66,7 +66,7 @@ describe Gitlab::SlashCommands::Deploy do
           end
           it 'returns error about too many actions defined' do
-            expect(subject[:text]).to eq("Couldn't find a deployment action.")
+            expect(subject[:text]).to eq("Couldn't find a deployment manual action.")
             expect(subject[:response_type]).to be(:ephemeral)
           end
         end

spec/lib/gitlab/slash_commands/presenters/deploy_spec.rb

@@ -27,7 +27,7 @@ describe Gitlab::SlashCommands::Presenters::Deploy do
     it 'tells the user there is no action' do
       expect(subject[:response_type]).to be(:ephemeral)
-      expect(subject[:text]).to eq "Couldn't find a deployment action."
+      expect(subject[:text]).to eq "Couldn't find a deployment manual action."
     end
   end
 end