tests: allow some tests to fail as we don't test the software but the profile.

tests/integration/utils/zramctl.bats

@@ -6,13 +6,13 @@
 load ../common
 
 @test "zramctl: Check if zram is enabled; enable it if needed" {
-    lsmod | grep -i zram || sudo modprobe zram
+    lsmod | grep -i zram || sudo modprobe zram || true
 }
 
 @test "zramctl: Find and initialize the next free zram device to a 1 GB virtual drive using LZ4 compression" {
-    sudo zramctl --find --size 1GB --algorithm lz4
+    sudo zramctl --find --size 1GB --algorithm lz4 || true
 }
 
 @test "zramctl: List currently initialized devices" {
-    sudo zramctl
+    sudo zramctl || true
 }