Update layout constraints in SearchRoot

- Removed `Modifier.fillMaxWidth()` from internal `Row` components within the search presentation layer to allow for more flexible horizontal arrangement.

Author: rainxchzed

feature/search/presentation/src/commonMain/kotlin/zed/rainxch/search/presentation/SearchRoot.kt

@@ -377,7 +377,6 @@ fun SearchScreen(
                 horizontalArrangement = Arrangement.spacedBy(12.dp)
             ) {
                 Row(
-                    modifier = Modifier.fillMaxWidth(),
                     horizontalArrangement = Arrangement.spacedBy(6.dp),
                     verticalAlignment = Alignment.CenterVertically
                 ) {
@@ -430,7 +429,6 @@ fun SearchScreen(
                 }
 
                 Row(
-                    modifier = Modifier.fillMaxWidth(),
                     horizontalArrangement = Arrangement.spacedBy(6.dp),
                     verticalAlignment = Alignment.CenterVertically
                 ) {