fix version comparison

.config/yadm/bootstrap.d/install-kitty

@@ -12,7 +12,7 @@ if [[ -x "$(command -v kitty)" ]] ; then
   INSTALLED_VERSION="$(kitty --version | grep -o '[0-9.]\+')"
 fi
 
-if [[ "$VERSION" != "$INSTALLED_VERSION" ]] ; then
+if [[ "$VERSION" == "$INSTALLED_VERSION" ]] ; then
   echo "Kitty version ${VERSION} already installed."
   exit 0
 fi