refactor: move apps listing from common plugin to apps plugin

This helps centralize app-related listing fetching.

plugins/git/install

@@ -18,7 +18,6 @@ trigger-git-install() {
 
 migrate_git_vars_0_12_0() {
   declare desc="migrates git config variables from 0.11.x"
-  local APPS="$(dokku_apps)"
   local DOKKU_DEPLOY_BRANCH app
 
   DOKKU_DEPLOY_BRANCH=$(config_get --global DOKKU_DEPLOY_BRANCH || true)
@@ -27,7 +26,7 @@ migrate_git_vars_0_12_0() {
     DOKKU_QUIET_OUTPUT=1 config_unset --global DOKKU_DEPLOY_BRANCH || true
   fi
 
-  for app in $APPS; do
+  for app in $(dokku_apps); do
     DOKKU_DEPLOY_BRANCH=$(config_get "$app" DOKKU_DEPLOY_BRANCH || true)
     if [[ -n "$DOKKU_DEPLOY_BRANCH" ]]; then
       fn-plugin-property-write "git" "$app" "deploy-branch" "$DOKKU_DEPLOY_BRANCH"

plugins/git/internal-functions

@@ -222,7 +222,6 @@ cmd-git-report() {
   declare cmd="git:report"
   [[ "$1" == "$cmd" ]] && shift 1
   declare APP="$1" INFO_FLAG="$2"
-  local INSTALLED_APPS=$(dokku_apps)
 
   if [[ -n "$APP" ]] && [[ "$APP" == --* ]]; then
     INFO_FLAG="$APP"
@@ -234,7 +233,7 @@ cmd-git-report() {
   fi
 
   if [[ -z "$APP" ]]; then
-    for app in $INSTALLED_APPS; do
+    for app in $(dokku_apps); do
       cmd-git-report-single "$app" "$INFO_FLAG" | tee || true
     done
   else