[Infra UI] Remove infrastructure breadcrumb from logs page (#29954)

This removes the Infrastructure breadcrumb prefix from the Logs page.

fixes #29472

x-pack/plugins/infra/public/components/header/header.tsx

@@ -6,7 +6,6 @@
 
 import React from 'react';
 
-import { InjectedIntl, injectI18n } from '@kbn/i18n/react';
 import { Breadcrumb } from 'ui/chrome/api/breadcrumbs';
 import { WithKibanaChrome } from '../../containers/with_kibana_chrome';
 import { ExternalHeader } from './external_header';
@@ -15,30 +14,18 @@ import { LegacyHeader } from './legacy_header';
 interface HeaderProps {
   breadcrumbs?: Breadcrumb[];
   appendSections?: React.ReactNode;
-  intl: InjectedIntl;
 }
 
-export const Header = injectI18n(({ appendSections, breadcrumbs = [], intl }: HeaderProps) => {
-  const prefixedBreadcrumbs = [
-    {
-      href: '#/',
-      text: intl.formatMessage({
-        id: 'xpack.infra.header.infrastructureTitle',
-        defaultMessage: 'Infrastructure',
-      }),
-    },
-    ...(breadcrumbs || []),
-  ];
-
+export const Header = ({ appendSections, breadcrumbs = [] }: HeaderProps) => {
   return (
     <WithKibanaChrome>
       {({ setBreadcrumbs, uiSettings: { k7Design } }) =>
         k7Design ? (
-          <ExternalHeader breadcrumbs={prefixedBreadcrumbs} setBreadcrumbs={setBreadcrumbs} />
+          <ExternalHeader breadcrumbs={breadcrumbs} setBreadcrumbs={setBreadcrumbs} />
         ) : (
-          <LegacyHeader appendSections={appendSections} breadcrumbs={prefixedBreadcrumbs} />
+          <LegacyHeader appendSections={appendSections} breadcrumbs={breadcrumbs} />
         )
       }
     </WithKibanaChrome>
   );
-});
+};

x-pack/plugins/infra/public/pages/home/index.tsx

@@ -41,6 +41,15 @@ export const HomePage = injectI18n(
             appendSections={
               <InfraHeaderFeedbackLink url="https://discuss.elastic.co/c/infrastructure" />
             }
+            breadcrumbs={[
+              {
+                href: '#/',
+                text: intl.formatMessage({
+                  id: 'xpack.infra.header.infrastructureTitle',
+                  defaultMessage: 'Infrastructure',
+                }),
+              },
+            ]}
           />
           <SourceConfigurationFlyout />
           <WithSource>

x-pack/plugins/infra/public/pages/metrics/index.tsx

@@ -101,7 +101,16 @@ export const MetricDetail = withTheme(
                     nodeId={nodeId}
                   >
                     {({ name, filteredLayouts, loading: metadataLoading }) => {
-                      const breadcrumbs = [{ text: name }];
+                      const breadcrumbs = [
+                        {
+                          href: '#/',
+                          text: intl.formatMessage({
+                            id: 'xpack.infra.header.infrastructureTitle',
+                            defaultMessage: 'Infrastructure',
+                          }),
+                        },
+                        { text: name },
+                      ];
                       return (
                         <ColumnarPage>
                           <Header