remove git from POWERLEVEL9K_VCS_BACKENDS if there is no git command

internal/p10k.zsh

@@ -7044,6 +7044,7 @@ _p9k_init_params() {
   _p9k_declare -F POWERLEVEL9K_VCS_MAX_SYNC_LATENCY_SECONDS 0.02
   (( POWERLEVEL9K_VCS_MAX_SYNC_LATENCY_SECONDS >= 0 )) || (( POWERLEVEL9K_VCS_MAX_SYNC_LATENCY_SECONDS = 0 ))
   _p9k_declare -a POWERLEVEL9K_VCS_BACKENDS -- git
+  (( $+commands[git] )) || _POWERLEVEL9K_VCS_BACKENDS=(${_POWERLEVEL9K_VCS_BACKENDS:#git})
   _p9k_declare -b POWERLEVEL9K_VCS_DISABLE_GITSTATUS_FORMATTING 0
   _p9k_declare -i POWERLEVEL9K_VCS_MAX_INDEX_SIZE_DIRTY -1
   _p9k_declare -i POWERLEVEL9K_VCS_STAGED_MAX_NUM 1
@@ -7717,7 +7718,7 @@ _p9k_must_init() {
     [[ $sig == $_p9k__param_sig ]] && return 1
     _p9k_deinit
   fi
-  _p9k__param_pat=$'v94\1'${(q)ZSH_VERSION}$'\1'${(q)ZSH_PATCHLEVEL}$'\1'
+  _p9k__param_pat=$'v95\1'${(q)ZSH_VERSION}$'\1'${(q)ZSH_PATCHLEVEL}$'\1'
   _p9k__param_pat+=$'${#parameters[(I)POWERLEVEL9K_*]}\1${(%):-%n%#}\1$GITSTATUS_LOG_LEVEL\1'
   _p9k__param_pat+=$'$GITSTATUS_ENABLE_LOGGING\1$GITSTATUS_DAEMON\1$GITSTATUS_NUM_THREADS\1'
   _p9k__param_pat+=$'$GITSTATUS_CACHE_DIR\1$GITSTATUS_AUTO_INSTALL\1${ZLE_RPROMPT_INDENT:-1}\1'
@@ -7969,9 +7970,7 @@ function _p9k_init_cacheable() {
 }
 
 _p9k_init_vcs() {
-  _p9k_segment_in_use vcs || return
-  if [[ $#_POWERLEVEL9K_VCS_BACKENDS -le 1 && $_POWERLEVEL9K_VCS_BACKENDS == git &&
-        $+commands[git] == 0 ]]; then
+  if ! _p9k_segment_in_use vcs || (( ! $#_POWERLEVEL9K_VCS_BACKENDS )); then
     (( $+functions[gitstatus_stop_p9k_] )) && gitstatus_stop_p9k_ POWERLEVEL9K
     unset _p9k_preinit
     return