Select: Changes default menu placement for Select from auto to bottom (#29837)

* Select: Changes default menuPlacement from auto to bottom

* Tests: Fixes snapshot

public/app/plugins/datasource/cloudwatch/components/LogsQueryField.tsx

@@ -5,24 +5,24 @@ import debounce from 'lodash/debounce';
 import unionBy from 'lodash/unionBy';
 
 import {
-  QueryField,
-  SlatePrism,
+  BracesPlugin,
   LegacyForms,
+  MultiSelect,
+  QueryField,
+  Select,
+  SlatePrism,
   TypeaheadInput,
   TypeaheadOutput,
-  BracesPlugin,
-  Select,
-  MultiSelect,
 } from '@grafana/ui';
 
 // Utils & Services
 // dom also includes Element polyfills
-import { Plugin, Node, Editor } from 'slate';
+import { Editor, Node, Plugin } from 'slate';
 import syntax from '../syntax';
 
 // Types
-import { ExploreQueryFieldProps, AbsoluteTimeRange, SelectableValue, AppEvents } from '@grafana/data';
-import { CloudWatchQuery, CloudWatchLogsQuery } from '../types';
+import { AbsoluteTimeRange, AppEvents, ExploreQueryFieldProps, SelectableValue } from '@grafana/data';
+import { CloudWatchLogsQuery, CloudWatchQuery } from '../types';
 import { CloudWatchDatasource } from '../datasource';
 import { LanguageMap, languages as prismLanguages } from 'prismjs';
 import { CloudWatchLanguageProvider } from '../language_provider';
@@ -321,7 +321,6 @@ export class CloudWatchLogsQueryField extends React.PureComponent<CloudWatchLogs
                 onChange={v => this.setSelectedRegion(v)}
                 width={18}
                 placeholder="Choose Region"
-                menuPlacement="bottom"
                 maxMenuHeight={500}
               />
             }
@@ -349,7 +348,6 @@ export class CloudWatchLogsQueryField extends React.PureComponent<CloudWatchLogs
                 isOptionDisabled={() => selectedLogGroups.length >= MAX_LOG_GROUPS}
                 placeholder="Choose Log Groups"
                 maxVisibleValues={4}
-                menuPlacement="bottom"
                 noOptionsMessage="No log groups available"
                 isLoading={loadingLogGroups}
                 onOpenMenu={this.onOpenLogGroupMenu}