Import hardened patchset and config for 5.10.y

Also fix hardened config getting ditched out. Looks like it got broken in a PR earlier.

PKGBUILD

@@ -285,7 +285,7 @@ case $_basever in
         "$patch_site"
         "https://raw.githubusercontent.com/graysky2/kernel_gcc_patch/master/enable_additional_cpu_optimizations_for_gcc_v10.1%2B_kernel_v5.8%2B.patch"
         'config.x86_64' # stock Arch config
-        #'config_hardened.x86_64' # hardened Arch config
+        'config_hardened.x86_64' # hardened Arch config
         90-cleanup.hook
         cleanup
         # ARCH Patches
@@ -308,13 +308,14 @@ case $_basever in
         0009-glitched-bmq.patch
         0009-prjc_v5.10-r2.patch
         0011-ZFS-fix.patch
-        #0012-linux-hardened.patch
+        0012-linux-hardened.patch
         0012-misc-additions.patch
     )
     sha256sums=('dcdf99e43e98330d925016985bfbc7b83c66d367b714b2de0cbbfcbf83d8ca43'
             'f60f800329a7461e5ff542f7f19e24a073f1e49a74f96dfb5d45a899f6a9cad8'
             'SKIP'
             '458d1ca195f3fee5501683a4b61ef0ed0cfa7e5219eccab3390fb40c0289898a'
+            'eb1da1a028a1c967222b5bdac1db2b2c4d8285bafd714892f6fc821c10416341'
             '1e15fc2ef3fa770217ecc63a220e5df2ddbcf3295eb4a021171e7edd4c6cc898'
             '66a03c246037451a77b4d448565b1d7e9368270c7d02872fbd0b5d024ed0a997'
             'f6383abef027fd9a430fd33415355e0df492cdc3c90e9938bf2d98f4f63b32e6'
@@ -334,6 +335,7 @@ case $_basever in
             'a557b342111849a5f920bbe1c129f3ff1fc1eff62c6bd6685e0972fc88e39911'
             'e308292fc42840a2366280ea7cf26314e92b931bb11f04ad4830276fc0326ee1'
             '49262ce4a8089fa70275aad742fc914baa28d9c384f710c9a62f64796d13e104'
+            '105f51e904d80f63c1421203e093b612fc724edefd3e388b64f8d371c0b3a842'
             'cf7c758604f2a99cfcb65129c436e32e2ef7a80fe486f8e55a2206a955acc40a')
 	;;
 	511)

linux-tkg-config/prepare

@@ -342,7 +342,7 @@ _tkg_srcprep() {
     fi
 
     # ARCH Patches
-    if [ "${_configfile}" = "config_hardened_${_basekernel}.x86_64" ] && [ "${_cpusched}" = "cfs" ]; then
+    if [ "${_configfile}" = "config_hardened.x86_64" ] && [ "${_cpusched}" = "cfs" ]; then
       msg2 "Using linux hardened patchset"
       tkgpatch="$srcdir/0012-linux-hardened.patch" && _tkg_patcher
     else