docs: update docs to refer to new fetch:template action

Signed-off-by: Mike Lewis <mtlewis@users.noreply.github.com>

plugins/scaffolder-backend/src/scaffolder/actions/builtin/debug/log.ts

@@ -26,7 +26,7 @@ export function createDebugLogAction() {
   return createTemplateAction<{ message?: string; listWorkspace?: boolean }>({
     id: 'debug:log',
     description:
-      'Writes a message into the log or list all files in the workspace.',
+      'Writes a message into the log or lists all files in the workspace.',
     schema: {
       input: {
         type: 'object',

plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/cookiecutter.ts

@@ -41,7 +41,7 @@ export function createFetchCookiecutterAction(options: {
   }>({
     id: 'fetch:cookiecutter',
     description:
-      'Downloads a template from the given URL into the workspace, and runs cookiecutter on it.',
+      "Downloads a template from the given URL into the workspace, and runs cookiecutter on it. This action is deprecated in favor of 'fetch:template'. See https://backstage.io/docs/features/software-templates/builtin-actions#migrating-from-fetch-cookiecutter-to-fetch-template for more details.",
     schema: {
       input: {
         type: 'object',

plugins/scaffolder-backend/src/scaffolder/actions/builtin/fetch/template.ts

@@ -55,7 +55,7 @@ export function createFetchTemplateAction(options: {
   return createTemplateAction<FetchTemplateInput>({
     id: 'fetch:template',
     description:
-      "Downloads a skeleton and will template variables into the skeleton and places the result in the workspace, or optionally in a subdirectory specified by the 'targetPath' input option.",
+      "Downloads a skeleton, templates variables into file and directory names and content, and places the result in the workspace, or optionally in a subdirectory specified by the 'targetPath' input option.",
     schema: {
       input: {
         type: 'object',