convert processor labels to sentence case (#75278)

Author: jloleysens

x-pack/plugins/ingest_pipelines/public/application/components/pipeline_processors_editor/components/shared/map_processor_type_to_form.tsx

@@ -81,7 +81,7 @@ export const mapProcessorTypeToDescriptor: MapProcessorTypeToDescriptor = {
     FieldsComponent: DateIndexName,
     docLinkPath: '/date-index-name-processor.html',
     label: i18n.translate('xpack.ingestPipelines.processors.label.dateIndexName', {
-      defaultMessage: 'Date Index Name',
+      defaultMessage: 'Date index name',
     }),
   },
   dissect: {
@@ -95,7 +95,7 @@ export const mapProcessorTypeToDescriptor: MapProcessorTypeToDescriptor = {
     FieldsComponent: DotExpander,
     docLinkPath: '/dot-expand-processor.html',
     label: i18n.translate('xpack.ingestPipelines.processors.label.dotExpander', {
-      defaultMessage: 'Dot Expander',
+      defaultMessage: 'Dot expander',
     }),
   },
   drop: {
@@ -144,7 +144,7 @@ export const mapProcessorTypeToDescriptor: MapProcessorTypeToDescriptor = {
     FieldsComponent: undefined, // TODO: Implement
     docLinkPath: '/htmlstrip-processor.html',
     label: i18n.translate('xpack.ingestPipelines.processors.label.htmlStrip', {
-      defaultMessage: 'HTML Strip',
+      defaultMessage: 'HTML strip',
     }),
   },
   inference: {
@@ -214,7 +214,7 @@ export const mapProcessorTypeToDescriptor: MapProcessorTypeToDescriptor = {
     FieldsComponent: undefined, // TODO: Implement
     docLinkPath: '/ingest-node-set-security-user-processor.html',
     label: i18n.translate('xpack.ingestPipelines.processors.label.setSecurityUser', {
-      defaultMessage: 'Set Security User',
+      defaultMessage: 'Set security user',
     }),
   },
   split: {
@@ -249,14 +249,14 @@ export const mapProcessorTypeToDescriptor: MapProcessorTypeToDescriptor = {
     FieldsComponent: undefined, // TODO: Implement
     docLinkPath: '/urldecode-processor.html',
     label: i18n.translate('xpack.ingestPipelines.processors.label.urldecode', {
-      defaultMessage: 'URL Decode',
+      defaultMessage: 'URL decode',
     }),
   },
   user_agent: {
     FieldsComponent: undefined, // TODO: Implement
     docLinkPath: '/user-agent-processor.html',
     label: i18n.translate('xpack.ingestPipelines.processors.label.userAgent', {
-      defaultMessage: 'User Agent',
+      defaultMessage: 'User agent',
     }),
   },