Fix API endpoint for registration-token (#31722)

Partially fix #31707. Related to #30656

(cherry picked from commit bf5ae79c5163b8dd6a3185711ad11893b1270f62)

routers/api/v1/repo/action.go

@@ -486,7 +486,7 @@ func (Action) ListVariables(ctx *context.APIContext) {
 
 // GetRegistrationToken returns the token to register repo runners
 func (Action) GetRegistrationToken(ctx *context.APIContext) {
-	// swagger:operation GET /repos/{owner}/{repo}/runners/registration-token repository repoGetRunnerRegistrationToken
+	// swagger:operation GET /repos/{owner}/{repo}/actions/runners/registration-token repository repoGetRunnerRegistrationToken
 	// ---
 	// summary: Get a repository's actions runner registration token
 	// produces:

templates/swagger/v1_json.tmpl

@@ -4564,6 +4564,39 @@
         }
       }
     },
+    "/repos/{owner}/{repo}/actions/runners/registration-token": {
+      "get": {
+        "produces": [
+          "application/json"
+        ],
+        "tags": [
+          "repository"
+        ],
+        "summary": "Get a repository's actions runner registration token",
+        "operationId": "repoGetRunnerRegistrationToken",
+        "parameters": [
+          {
+            "type": "string",
+            "description": "owner of the repo",
+            "name": "owner",
+            "in": "path",
+            "required": true
+          },
+          {
+            "type": "string",
+            "description": "name of the repo",
+            "name": "repo",
+            "in": "path",
+            "required": true
+          }
+        ],
+        "responses": {
+          "200": {
+            "$ref": "#/responses/RegistrationToken"
+          }
+        }
+      }
+    },
     "/repos/{owner}/{repo}/actions/secrets": {
       "get": {
         "produces": [
@@ -14705,39 +14738,6 @@
         }
       }
     },
-    "/repos/{owner}/{repo}/runners/registration-token": {
-      "get": {
-        "produces": [
-          "application/json"
-        ],
-        "tags": [
-          "repository"
-        ],
-        "summary": "Get a repository's actions runner registration token",
-        "operationId": "repoGetRunnerRegistrationToken",
-        "parameters": [
-          {
-            "type": "string",
-            "description": "owner of the repo",
-            "name": "owner",
-            "in": "path",
-            "required": true
-          },
-          {
-            "type": "string",
-            "description": "name of the repo",
-            "name": "repo",
-            "in": "path",
-            "required": true
-          }
-        ],
-        "responses": {
-          "200": {
-            "$ref": "#/responses/RegistrationToken"
-          }
-        }
-      }
-    },
     "/repos/{owner}/{repo}/signing-key.gpg": {
       "get": {
         "produces": [