GraphQL schema update (#62570)

Co-authored-by: github-merge-queue <118344674+github-merge-queue@users.noreply.github.com>

Author: docs-bot

src/graphql/data/fpt/changelog.json

@@ -1,4 +1,17 @@
 [
+  {
+    "schemaChanges": [
+      {
+        "title": "The GraphQL schema includes these changes:",
+        "changes": [
+          "<p>Enum value <code>GITLAB</code> was added to enum <code>MigrationSourceType</code></p>"
+        ]
+      }
+    ],
+    "previewChanges": [],
+    "upcomingChanges": [],
+    "date": "2026-07-31"
+  },
   {
     "schemaChanges": [
       {

src/graphql/data/fpt/schema-migrations.json

@@ -898,6 +898,10 @@
         {
           "name": "GITHUB_ARCHIVE",
           "description": "<p>A GitHub Migration API source.</p>"
+        },
+        {
+          "name": "GITLAB",
+          "description": "<p>A GitLab migration source.</p>"
         }
       ],
       "category": "migrations"

src/graphql/data/fpt/schema.docs.graphql

@@ -26354,6 +26354,11 @@ enum MigrationSourceType @docsCategory(name: "migrations") {
   A GitHub Migration API source.
   """
   GITHUB_ARCHIVE
+
+  """
+  A GitLab migration source.
+  """
+  GITLAB
 }
 
 """

src/graphql/data/ghec/schema-migrations.json

@@ -898,6 +898,10 @@
         {
           "name": "GITHUB_ARCHIVE",
           "description": "<p>A GitHub Migration API source.</p>"
+        },
+        {
+          "name": "GITLAB",
+          "description": "<p>A GitLab migration source.</p>"
         }
       ],
       "category": "migrations"

src/graphql/data/ghec/schema.docs.graphql

@@ -26354,6 +26354,11 @@ enum MigrationSourceType @docsCategory(name: "migrations") {
   A GitHub Migration API source.
   """
   GITHUB_ARCHIVE
+
+  """
+  A GitLab migration source.
+  """
+  GITLAB
 }
 
 """