samples: add module requirement into samples

Do not build those samples if the needed modules are not available in
the workspace.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

tests/posix/fs/testcase.yaml

@@ -2,6 +2,8 @@ common:
   arch_exclude: nios2 posix
   min_ram: 128
   tags: posix filesystem
+  modules:
+    - fatfs
 tests:
   portability.posix.fs:
     extra_configs:

tests/subsys/fs/fat_fs_api/testcase.yaml

@@ -1,8 +1,10 @@
+common:
+  tags: filesystem
+  modules:
+    - fatfs
 tests:
   filesystem.fat.api:
     platform_allow: native_posix
-    tags: filesystem
   filesystem.fat.api.lfn:
     extra_args: CONF_FILE="prj_lfn.conf"
     platform_allow: native_posix
-    tags: filesystem

tests/subsys/fs/littlefs/testcase.yaml

@@ -1,7 +1,8 @@
 common:
-    tags: filesystem
-    platform_allow: nrf52840dk_nrf52840 native_posix native_posix_64 mimxrt1060_evk
-
+  tags: filesystem
+  platform_allow: nrf52840dk_nrf52840 native_posix native_posix_64 mimxrt1060_evk
+  modules:
+    - littlefs
 tests:
   filesystem.littlefs.default:
     timeout: 60

tests/subsys/fs/multi-fs/testcase.yaml

@@ -1,8 +1,11 @@
+common:
+  tags: littlefs fatfs filesystem
+  modules:
+    - fatfs
+    - littlefs
 tests:
   filesystem.multifs:
     platform_allow: native_posix qemu_x86
-    tags: littlefs fatfs filesystem qemu_x86
   filesystem.fs_shell:
     extra_args: CONF_FILE="prj_fs_shell.conf"
     platform_allow: native_posix qemu_x86
-    tags: littlefs fatfs filesystem

tests/subsys/logging/log_backend_fs/testcase.yaml

@@ -1,16 +1,16 @@
+common:
+  modules:
+    - littlefs
+  tags: logging backend filesystem fs
 tests:
   logging.log_backend_fs.automounted:
     platform_allow: native_posix native_posix_64 nrf52840dk_nrf52840
-    tags: logging backend filesystem fs
   logging.log_backend_fs.manualmounted.native_posix:
     platform_allow: native_posix
-    tags: logging backend filesystem fs
     extra_args: DTC_OVERLAY_FILE="./boards/native_posix.overlay;./boards/automount.overlay"
   logging.log_backend_fs.manualmounted.native_posix_64:
     platform_allow: native_posix_64
-    tags: logging backend filesystem fs
     extra_args: DTC_OVERLAY_FILE="./boards/native_posix_64.overlay;./boards/automount.overlay"
   logging.log_backend_fs.manualmounted.nrf5840dk:
     platform_allow: nrf52840dk_nrf52840
-    tags: logging backend filesystem fs
     extra_args: DTC_OVERLAY_FILE="./boards/nrf52840dk_nrf52840.overlay;./boards/automount.overlay"