Update SimpleDateTimePropertyFilter styles and JSX structure

- Added a transparent background color to the .simple-date-time-property-filter class for improved visual integration.
- Adjusted padding for the Text component within SimpleDateTimePropertyFilter to enhance layout consistency and spacing.

assets/stylesheets/App.css

@@ -1109,6 +1109,7 @@ span.ant-skeleton-input.ant-skeleton-input-sm.text-skeleton {
 
 .simple-date-time-property-filter {
   margin: -6px 0;
+  background-color: transparent;
 }
 
 .simple-date-time-property-filter.ant-tree .ant-tree-treenode {

src/components/Dashboard/common/SimpleDateTimePropertyFilter.jsx

@@ -539,7 +539,9 @@ const SimpleDateTimePropertyFilter = ({
           onClick={(e) => e.stopPropagation()}
           style={{ minWidth: 0 }}
         />
-        <Text style={{ minWidth: 0 }}>{node.title}</Text>
+        <Text style={{ minWidth: 0, paddingInlineStart: '8px' }}>
+          {node.title}
+        </Text>
       </Flex>
     )
   }