[i18n] Revert translations for Vega and Markdown labels (#27285)

* Revert translations for Vega and Markdown label

* Add description for translated

src/legacy/core_plugins/markdown_vis/public/markdown_vis.js

@@ -36,7 +36,7 @@ function MarkdownVisProvider(Private, i18n) {
   // Vis object of this type.
   return VisFactory.createReactVisualization({
     name: 'markdown',
-    title: i18n('markdownVis.markdownTitle', { defaultMessage: 'Markdown' }),
+    title: 'Markdown',
     isAccessible: true,
     icon: 'visText',
     description: i18n('markdownVis.markdownDescription', { defaultMessage: 'Create a document using markdown syntax' }),

src/legacy/core_plugins/markdown_vis/public/markdown_vis_params.html

@@ -1,12 +1,7 @@
 <div class="kuiSideBarSection">
   <div class="form-group">
     <div class="clearfix form-group">
-      <label
-        class="pull-left"
-        for="markdownVisInput"
-        i18n-id="markdownVis.params.markdownLabel"
-        i18n-default-message="Markdown"
-      ></label>
+      <label for="markdownVisInput">Markdown</label>
       <small class="pull-right">
         <a target="_window" href="https://help.github.com/articles/github-flavored-markdown/">
           <icon aria-hidden="true" size="'s'" type="'link'"></icon>

src/legacy/core_plugins/metrics/public/components/panel_config/markdown.js

@@ -264,10 +264,7 @@ class MarkdownPanelConfigUi extends Component {
             isSelected={selectedTab === 'markdown'}
             onClick={() => this.switchTab('markdown')}
           >
-            <FormattedMessage
-              id="tsvb.markdown.markdownTab.markdownButtonLabel"
-              defaultMessage="Markdown"
-            />
+            Markdown
           </EuiTab>
           <EuiTab
             data-test-subj="markdownDataBtn"

src/legacy/core_plugins/metrics/public/components/vis_picker.js

@@ -56,7 +56,7 @@ const VisPicker = injectI18n(function (props) {
     { type: 'metric', label: intl.formatMessage({ id: 'tsvb.visPicker.metricLabel', defaultMessage: 'Metric' }) },
     { type: 'top_n', label: intl.formatMessage({ id: 'tsvb.visPicker.topNLabel', defaultMessage: 'Top N' }) },
     { type: 'gauge', label: intl.formatMessage({ id: 'tsvb.visPicker.gaugeLabel', defaultMessage: 'Gauge' }) },
-    { type: 'markdown', label: intl.formatMessage({ id: 'tsvb.visPicker.markdownLabel', defaultMessage: 'Markdown' }) },
+    { type: 'markdown', label: 'Markdown' },
     { type: 'table', label: intl.formatMessage({ id: 'tsvb.visPicker.tableLabel', defaultMessage: 'Table' }) }
   ].map(item => {
     return (

src/legacy/core_plugins/vega/public/vega_type.js

@@ -41,11 +41,10 @@ VisTypesRegistryProvider.register((Private) => {
 
   return VisFactory.createBaseVisualization({
     name: 'vega',
-    title: i18n.translate('vega.type.vegaTitle', {
-      defaultMessage: 'Vega',
-    }),
+    title: 'Vega',
     description: i18n.translate('vega.type.vegaВescription', {
       defaultMessage: 'Create custom visualizations using Vega and Vega-Lite',
+      description: 'Vega and Vega-Lite are product names and should not be translated',
     }),
     icon: 'visVega',
     visConfig: { defaults: { spec: defaultSpec } },