Supplier Mixin (#9761)

* commit initial draft for supplier import

* complete import wizard

* allow importing only mp and sp

* improved sample supplier plugin

* add docs

* add tests

* bump api version

* fix schema docu

* fix issues from code review

* commit unstaged changes

* fix test

* refactor part parameter bulk creation

* try to fix test

* fix tests

* fix test for mysql

* fix test

* support multiple suppliers by a single plugin

* hide import button if there is no supplier import plugin

* make form submitable via enter

* add pui test

* try to prevent race condition

* refactor api calls in pui tests

* try to fix tests again?

* fix tests

* trigger: ci

* update changelog

* fix api_version

* fix style

* Update CHANGELOG.md

Co-authored-by: Matthias Mair <code@mjmair.com>

* add user docs

---------

Co-authored-by: Matthias Mair <code@mjmair.com>

src/frontend/tests/pui_printing.spec.ts

@@ -77,7 +77,7 @@ test('Printing - Report Printing', async ({ browser }) => {
   await page.context().close();
 });
 
-test('Printing - Report Editing', async ({ browser, request }) => {
+test('Printing - Report Editing', async ({ browser }) => {
   const page = await doCachedLogin(browser, {
     username: 'admin',
     password: 'inventree'
@@ -85,7 +85,6 @@ test('Printing - Report Editing', async ({ browser, request }) => {
 
   // activate the sample plugin for this test
   await setPluginState({
-    request,
     plugin: 'sampleui',
     state: true
   });
@@ -140,7 +139,6 @@ test('Printing - Report Editing', async ({ browser, request }) => {
 
   // deactivate the sample plugin again after the test
   await setPluginState({
-    request,
     plugin: 'sampleui',
     state: false
   });