Add descriptions to PipelineConfigSourceEnum

app/graphql/types/ci/pipeline_config_source_enum.rb

@@ -4,7 +4,8 @@ module Types
   module Ci
     class PipelineConfigSourceEnum < BaseEnum
       ::Enums::Ci::Pipeline.config_sources.keys.each do |state_symbol|
-        value state_symbol.to_s.upcase, value: state_symbol.to_s
+        description = state_symbol == :auto_devops_source ? "Auto DevOps source." : "#{state_symbol.to_s.titleize.capitalize}." # This is needed to avoid failure in doc lint
+        value state_symbol.to_s.upcase, value: state_symbol.to_s, description: description
       end
     end
   end

doc/api/graphql/reference/index.md

@@ -7807,15 +7807,15 @@ Rotation length unit of an on-call rotation.
 
 | Value | Description |
 | ----- | ----------- |
-| `AUTO_DEVOPS_SOURCE` |  |
-| `BRIDGE_SOURCE` |  |
-| `COMPLIANCE_SOURCE` |  |
-| `EXTERNAL_PROJECT_SOURCE` |  |
-| `PARAMETER_SOURCE` |  |
-| `REMOTE_SOURCE` |  |
-| `REPOSITORY_SOURCE` |  |
-| `UNKNOWN_SOURCE` |  |
-| `WEBIDE_SOURCE` |  |
+| `AUTO_DEVOPS_SOURCE` | Auto DevOps source. |
+| `BRIDGE_SOURCE` | Bridge source. |
+| `COMPLIANCE_SOURCE` | Compliance source. |
+| `EXTERNAL_PROJECT_SOURCE` | External project source. |
+| `PARAMETER_SOURCE` | Parameter source. |
+| `REMOTE_SOURCE` | Remote source. |
+| `REPOSITORY_SOURCE` | Repository source. |
+| `UNKNOWN_SOURCE` | Unknown source. |
+| `WEBIDE_SOURCE` | Webide source. |
 
 ### `PipelineStatusEnum`