Add preliminary docs for private ca and certificates

frontend/src/layouts/AppLayout/AppLayout.tsx

@@ -527,7 +527,7 @@ export const AppLayout = ({ children }: LayoutProps) => {
                             }
                             icon="system-outline-90-lock-closed"
                           >
-                            Certificates
+                            Internal PKI
                           </MenuItem>
                         </a>
                       </Link>
@@ -645,9 +645,7 @@ export const AppLayout = ({ children }: LayoutProps) => {
                       <Link href={`/org/${currentOrg?.id}/secret-sharing`} passHref>
                         <a>
                           <MenuItem
-                            isSelected={
-                              router.asPath === `/org/${currentOrg?.id}/secret-sharing`
-                            }
+                            isSelected={router.asPath === `/org/${currentOrg?.id}/secret-sharing`}
                             icon="system-outline-90-lock-closed"
                           >
                             Secret Sharing

frontend/src/views/Project/CertificatesPage/components/CertificatesTab/components/CertificateModal.tsx

@@ -186,7 +186,7 @@ export const CertificateModal = ({ popUp, handlePopUpToggle }: Props) => {
                   errorText={error?.message}
                   isRequired
                 >
-                  <Input {...field} placeholder="Acme Corp" isDisabled={Boolean(cert)} />
+                  <Input {...field} placeholder="service.acme.com" isDisabled={Boolean(cert)} />
                 </FormControl>
               )}
             />