Add timeout in the transfer_overlay action for LAVA jobs

Recent ARM internal jobs fails with a timeout on unpacking the overlay
into the image.

This commit increases the default timeout to the action transfering the
overlay in the LAVA job to 5 minutes for all jobs types.
Signed-off-by: Luis Araujo <luis.araujo@collabora.co.uk>

templates/common-boot-tpl-reboot.yaml

   - boot:
       namespace: system
+      timeout:
+        minutes: 5
       method: {{boot_method}}
       commands: {{boot_commands}}
       transfer_overlay:

templates/common-boot-tpl.yaml

@@ -101,6 +101,8 @@ actions:
 
   - boot:
       namespace: system
+      timeout:
+        minutes: 5
       method: {{boot_method}}
       commands: {{boot_commands}}
       transfer_overlay:

templates/common-minnowboard-boot-tpl.yaml

@@ -99,6 +99,8 @@ actions:
 
   - boot:
       namespace: system
+      timeout:
+        minutes: 5
       method: {{boot_method}}
       commands:
         - set root='(hd0,gpt1)'

templates/common-qemu-boot-tpl.yaml

@@ -49,6 +49,8 @@ actions:
 
   - boot:
       namespace: system
+      timeout:
+        minutes: 5
       method: qemu
       media: tmpfs
       transfer_overlay: