Update NewDocumentJob Component for Improved TemplatePreview Layout

- Adjusted the sidebar div in the NewDocumentJob component to use a calculated height for better responsiveness.
- Ensured the sidebar maintains a minimum width, enhancing the overall layout and user experience of the TemplatePreview.

src/components/Dashboard/Management/DocumentJobs/NewDocumentJob.jsx

@@ -57,7 +57,13 @@ const NewDocumentJob = ({ onOk, defaultValues = {} }) => {
             disabled={downloading}
             sideBarGrow={true}
             sideBar={
-              <div style={{ minHeight: '760px', flexGrow: 1 }}>
+              <div
+                style={{
+                  height: 'calc(100vh - 240px)',
+                  flexGrow: 1,
+                  minWidth: 0
+                }}
+              >
                 <TemplatePreview
                   objectData={objectData?.object}
                   documentTemplate={objectData?.documentTemplate}