feat: non-individual entity UI improvements — hide individual-only sections, fix legal form display, send extended fields to API

- Hide Family Members tab/section for non-individual entities in client view, create flow, and preview
- Hide Financial & Classification section for non-individual entities in personal data and preview
- Fix legal form column in clients list — fetch legalForm from client API for correct display
- Add person/business icon before client name in list rows
- Remove unsupportedNpd filter — send authorizedSignatory, additionalInfo, dateOfRegistration to API
- Add registration number format hint (mat-hint) based on constitution type
- Add spacing between verification row and constitution type dropdowns
- Reduce table cell padding and prevent action buttons from being clipped
- Add missing MPL-2.0 license headers

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/app/tasks/checker-inbox-and-tasks/checker-inbox-and-tasks.component.scss

@@ -6,18 +6,26 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
-.card-heading {
-  font-size: 20px;
-  font-weight: 500;
-  color: #333;
-  margin-bottom: 16px;
+@use '../../shared/styles/list-layout' as *;
+
+.cv-tab-icon {
+  margin-right: 5px;
+  font-size: 12px;
+  opacity: 0.7;
 }
 
-:host-context(.dark-theme) .pending-tasks-heading {
-  color: #fff;
-  text-shadow: 0 1px 4px rgb(0 0 0 / 70%);
-}
-
-mat-divider {
+.cv-tab-nav {
   margin-bottom: 16px;
+
+  ::ng-deep {
+    .mat-mdc-tab-link {
+      font-family: 'DM Sans', 'Roboto', sans-serif;
+      font-size: 13px;
+      font-weight: 500;
+      letter-spacing: 0.02em;
+      min-width: 0;
+      padding: 0 16px;
+      height: 40px;
+    }
+  }
 }