Resolve "Selecting an autofill suggestion for project name will not update the project slug"

app/assets/javascripts/projects/project_new.js

@@ -147,7 +147,7 @@ const bindEvents = () => {
   $projectImportUrl.keyup(() => deriveProjectPathFromUrl($projectImportUrl));
-  $projectName.keyup(() => {
+  $projectName.on('keyup change', () => {
     onProjectNameChange($projectName, $projectPath);
     hasUserDefinedProjectPath = $projectPath.val().trim().length > 0;
   });

changelogs/unreleased/52035-selecting-an-autofill-suggestion-for-project-name-will-not-update-the-project-slug.yml

+---
+title: Update project path on project name autofill
+merge_request: 22016
+author:
+type: other

spec/features/projects/import_export/import_file_spec.rb

@@ -21,8 +21,9 @@ describe 'Import/Export - project import integration test', :js do
   context 'when selecting the namespace' do
     let(:user) { create(:admin) }
     let!(:namespace) { user.namespace }
-    let(:project_name) { 'Test Project Name' + SecureRandom.hex }
-    let(:project_path) { 'test-project-path' + SecureRandom.hex }
+    let(:randomHex) { SecureRandom.hex }
+    let(:project_name) { 'Test Project Name' + randomHex }
+    let(:project_path) { 'test-project-name' + randomHex }
     context 'prefilled the path' do
       it 'user imports an exported project successfully' do
@@ -30,7 +31,6 @@ describe 'Import/Export - project import integration test', :js do
         select2(namespace.id, from: '#project_namespace_id')
         fill_in :project_name, with: project_name, visible: true
-        fill_in :project_path, with: project_path, visible: true
         click_import_project_tab
         click_link 'GitLab export'
@@ -79,7 +79,6 @@ describe 'Import/Export - project import integration test', :js do
     select2(user.namespace.id, from: '#project_namespace_id')
     fill_in :project_name, with: project.name, visible: true
-    fill_in :project_path, with: project.path, visible: true
     click_import_project_tab
     click_link 'GitLab export'
     attach_file('file', file)