clang-tidy: Remove unused lambda argument

Change-Id: I250cec8e5c16fff59648df794334ba6ee27a553c
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/extensions/openpower-pels/pel.cpp b/extensions/openpower-pels/pel.cpp
index 1a5732d..7297800 100644
--- a/extensions/openpower-pels/pel.cpp
+++ b/extensions/openpower-pels/pel.cpp
@@ -742,7 +742,7 @@
         return;
     }
 
-    auto isDIMMCallout = [&dataIface, &debugData](const auto& callout) {
+    auto isDIMMCallout = [&dataIface](const auto& callout) {
         auto locCode{callout->locationCode()};
         if (locCode.empty())
         {