Fix the build

I don't feel like breaking these out at the moment or writing a commit
message.  This fixes the build for clang-tidy.  If anyone wants to break
these out with appropriate commit messages, feel free.

Change-Id: Id0b65d238dfb9b8036c0ffddf2f32d221e5988c2
Signed-off-by: Ed Tanous <etanous@nvidia.com>
diff --git a/redfish-core/lib/eventservice_sse.hpp b/redfish-core/lib/eventservice_sse.hpp
index eb0552f..bfd97c1 100644
--- a/redfish-core/lib/eventservice_sse.hpp
+++ b/redfish-core/lib/eventservice_sse.hpp
@@ -41,11 +41,11 @@
 
     if (filterIt != req.url().params().end())
     {
-        std::string_view filterValue = (*filterIt).value;
-        filter = parseFilter(filterValue);
+        const boost::urls::param& filterParam = *filterIt;
+        filter = parseFilter(filterParam.value);
         if (!filter)
         {
-            conn.close(std::format("Bad $filter param: {}", filterValue));
+            conn.close(std::format("Bad $filter param: {}", filterParam.value));
             return;
         }
     }