remove spurious slashes from tmux bypass sequences

internal/p10k.zsh

@@ -7841,8 +7841,8 @@ _p9k_init_prompt() {
 
   if [[ $ITERM_SHELL_INTEGRATION_INSTALLED == Yes ]]; then
     if (( _z4h_can_save_restore_screen == 1 )); then
-      _p9k_prompt_prefix_left+=$'%{\ePtmux;\e\e]133;A\a\e\\\\%}'
-      _p9k_prompt_suffix_left+=$'%{\ePtmux;\e\e]133;B\a\e\\\\%}'
+      _p9k_prompt_prefix_left+=$'%{\ePtmux;\e\e]133;A\a\e\\%}'
+      _p9k_prompt_suffix_left+=$'%{\ePtmux;\e\e]133;B\a\e\\%}'
     else
       _p9k_prompt_prefix_left+=$'%{\e]133;A\a\e%}'
       _p9k_prompt_suffix_left+=$'%{\e]133;B\a\e%}'
@@ -7937,7 +7937,7 @@ _p9k_must_init() {
     [[ $sig == $_p9k__param_sig ]] && return 1
     _p9k_deinit
   fi
-  _p9k__param_pat=$'v110\1'${(q)ZSH_VERSION}$'\1'${(q)ZSH_PATCHLEVEL}$'\1'
+  _p9k__param_pat=$'v111\1'${(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'
@@ -8011,7 +8011,7 @@ function _p9k_init_cacheable() {
     _p9k_transient_prompt+=')%b%k%f%s%u '
     if [[ $ITERM_SHELL_INTEGRATION_INSTALLED == Yes ]]; then
       if (( _z4h_can_save_restore_screen == 1 )); then
-        _p9k_transient_prompt=$'%{\ePtmux;\e\e]133;A\a\e\\\\%}'$_p9k_transient_prompt$'%{\ePtmux;\e\e]133;B\a\e\\\\%}'
+        _p9k_transient_prompt=$'%{\ePtmux;\e\e]133;A\a\e\\%}'$_p9k_transient_prompt$'%{\ePtmux;\e\e]133;B\a\e\\%}'
       else
         _p9k_transient_prompt=$'%{\e]133;A\a%}'$_p9k_transient_prompt$'%{\e]133;B\a%}'
       fi