chore: remove unused vars

Remove unused variables.

Signed-off-by: Noel Georgi <git@frezbo.dev>

.github/renovate.json

@@ -74,8 +74,7 @@
         {
             "matchPackageNames": [
                 "git://git.kernel.org/pub/scm/utils/kernel/kmod/kmod.git",
-                "benhoyt/inih",
-                "systemd/systemd"
+                "benhoyt/inih"
             ],
             "versioning": "regex:^(?<major>\\d+)\\.?(?<minor>\\d+)?\\.?(?<patch>\\d+)?$"
         },

Pkgfile

@@ -162,11 +162,6 @@ vars:
   syslinux_sha256: 26d3986d2bea109d5dc0e4f8c4822a459276cf021125e8c9f23c3cca5d8c850e
   syslinux_sha512: dd2b2916962b9e93bc1e714182e3ca2a727a229b8afabe913050bcfdd43ee2af51ee3acf79121d8c20caf434583efaa7f3196871e0e07c04d82191323a50fe31
 
-  # renovate: datasource=github-releases depName=systemd/systemd
-  systemd_version: 253
-  systemd_sha256: acbd86d42ebc2b443722cb469ad215a140f504689c7a9133ecf91b235275a491
-  systemd_sha512: 3bbc431a292ab590b70d3b490a528f71d30ccf478ddfa66d1c210f40c260ef49ac30651c19f2d073acf38d68398a4a6fbf95391f0e3ea0333d94b9d4e81d514f
-
   # renovate: datasource=github-tags depName=ARM-software/arm-trusted-firmware
   arm_trusted_firmware_version: v2.8.0
   arm_trusted_firmware_sha256: 60fad60eeb6840097f8e64f16093c06ddb2ef269c7a22affed02beaa6cefe466