💄(frontend) adjust spacing in the recording side panels

Based on @Arnaud’s feedback, adjust the spacing between the title, details
section, and control buttons to make the layout feel more homogeneous.

src/frontend/src/features/recording/components/ScreenRecordingSidePanel.tsx

@@ -145,7 +145,7 @@ export const ScreenRecordingSidePanel = () => {
           },
         })}
       />
-      <VStack gap={0} marginBottom={30}>
+      <VStack gap={0} marginBottom={15}>
         <H lvl={1} margin={'sm'} fullWidth>
           {t('heading')}
         </H>
@@ -162,7 +162,7 @@ export const ScreenRecordingSidePanel = () => {
           )}
         </Text>
       </VStack>
-      <VStack gap={0} marginBottom={40}>
+      <VStack gap={0} marginBottom={25}>
         <RowWrapper iconName="cloud_download" position="first">
           <Text variant="sm">{t('details.destination')}</Text>
         </RowWrapper>

src/frontend/src/features/recording/components/TranscriptSidePanel.tsx

@@ -181,7 +181,7 @@ export const TranscriptSidePanel = () => {
           },
         })}
       />
-      <VStack gap={0} marginBottom={30}>
+      <VStack gap={0} marginBottom={15}>
         <H lvl={1} margin={'sm'}>
           {t('heading')}
         </H>
@@ -198,7 +198,7 @@ export const TranscriptSidePanel = () => {
           )}
         </Text>
       </VStack>
-      <VStack gap={0} marginBottom={40}>
+      <VStack gap={0} marginBottom={25}>
         <RowWrapper iconName="article" position="first">
           <Text variant="sm">
             {data?.transcription_destination ? (