consistent renaming of variable

Author: danisharora099

packages/core/src/lib/metadata/index.ts

@@ -53,9 +53,9 @@ class Metadata extends BaseProtocol {
       if (!shardInfoRes.clusterId) {
         throw new Error("WakuMetadata response clusterId is undefined");
       }
-    } catch (e) {
-      log.error(`Error decoding response: ${e}`);
-      throw e;
+    } catch (error) {
+      log.error(`Error decoding response: ${error}`);
+      throw error;
     }
   }
 
@@ -88,9 +88,9 @@ class Metadata extends BaseProtocol {
       }
 
       return response as ShardInfo;
-    } catch (err) {
-      log.error("Error decoding metadata response", err);
-      throw err;
+    } catch (error) {
+      log.error("Error decoding metadata response", error);
+      throw error;
     }
   }
 }