Fix a small spelling error in the dm.blkdiscard docs

Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au>

daemon/graphdriver/devmapper/README.md

@@ -201,7 +201,7 @@ Here is the list of supported options:
 
     Enables or disables the use of blkdiscard when removing
     devicemapper devices. This is enabled by default (only) if using
-    loopback devices and is required to res-parsify the loopback file
+    loopback devices and is required to resparsify the loopback file
     on image/container removal.
 
     Disabling this on loopback can lead to *much* faster container

docs/man/docker.1.md

@@ -277,7 +277,7 @@ is 64K.
 #### dm.blkdiscard
 Enables or disables the use of blkdiscard when removing devicemapper devices.
 This is enabled by default (only) if using loopback devices and is required to
-res-parsify the loopback file on image/container removal.
+resparsify the loopback file on image/container removal.
 
 Disabling this on loopback can lead to *much* faster container removal times,
 but will prevent the space used in `/var/lib/docker` directory from being returned to

docs/sources/reference/commandline/cli.md

@@ -325,7 +325,7 @@ Currently supported options are:
 
     Enables or disables the use of blkdiscard when removing devicemapper
     devices. This is enabled by default (only) if using loopback devices and is
-    required to res-parsify the loopback file on image/container removal.
+    required to resparsify the loopback file on image/container removal.
 
     Disabling this on loopback can lead to *much* faster container removal
     times, but will make the space used in `/var/lib/docker` directory not be