fix subquity -> subiquity typos, including in script name

README.md

@@ -54,7 +54,7 @@ do this:
    that has your version of subiquity:
 
    ```
-   $ sudo ./scripts/inject-subquity-snap.sh ${isoname} subquity_test.snap custom.iso
+   $ sudo ./scripts/inject-subiquity-snap.sh ${isoname} subiquity_test.snap custom.iso
    ```
 
 4. Boot the new iso in KVM:

scripts/inject-subiquity-snap.sh

@@ -2,7 +2,7 @@
 
 set -eux
 
-# inject-subquity-snap.sh $old_iso $subiquity_snap $new_iso
+# inject-subiquity-snap.sh $old_iso $subiquity_snap $new_iso
 
 OLD_ISO=$(readlink -f $1)
 SUBIQUITY_SNAP_PATH=$(readlink -f $2)

scripts/test-this-branch.sh

@@ -8,5 +8,5 @@ snapcraft snap --output subiquity_test.snap
 urlbase=http://cdimage.ubuntu.com/ubuntu-server/daily-live/current
 isoname=$(distro-info -d)-live-$(dpkg --print-architecture).iso
 zsync ${urlbase}/${isoname}.zsync
-sudo ./scripts/inject-subquity-snap.sh ${isoname} subquity_test.snap custom.iso
+sudo ./scripts/inject-subiquity-snap.sh ${isoname} subiquity_test.snap custom.iso