Removed middlename search from all files that had it

ref #107

src/components/donations/DonationsOverview.svelte

@@ -74,20 +74,12 @@
                 .toLowerCase()
                 .includes(
                   searchvalue.toLowerCase()
-                ) || donation.donor.middlename
-                  .toLowerCase()
-                  .includes(
-                    searchvalue.toLowerCase()
-                  ) || donation.donor.lastname
+                ) ||  donation.donor.lastname
                   .toLowerCase()
                   .includes(
                     searchvalue.toLowerCase()
                   ) || donation.runner?.firstname
                   .toLowerCase()
-                  .includes(
-                    searchvalue.toLowerCase()
-                  ) || donation.runner?.middlename
-                  .toLowerCase()
                   .includes(
                     searchvalue.toLowerCase()
                   ) || donation.runner?.lastname

src/components/donors/DonorsOverview.svelte

@@ -88,11 +88,7 @@
                 .toLowerCase()
                 .includes(
                   searchvalue.toLowerCase()
-                ) || donor.middlename
-                  .toLowerCase()
-                  .includes(
-                    searchvalue.toLowerCase()
-                  ) || donor.lastname
+                ) ||  donor.lastname
                   .toLowerCase()
                   .includes(
                     searchvalue.toLowerCase()

src/components/scans/ScansOverview.svelte

@@ -81,10 +81,6 @@
                 .includes(
                   searchvalue.toLowerCase()
                 ) || scan.runner?.firstname
-                  .toLowerCase()
-                  .includes(
-                    searchvalue.toLowerCase()
-                  ) || scan.runner?.middlename
                   .toLowerCase()
                   .includes(
                     searchvalue.toLowerCase()