feat(history-substring-search): update to 87ce96b1 (#12486)

Co-authored-by: ohmyzsh[bot] <54982679+ohmyzsh[bot]@users.noreply.github.com>

.github/dependencies.yml

@@ -21,7 +21,7 @@ dependencies:
   plugins/history-substring-search:
     repo: zsh-users/zsh-history-substring-search
     branch: master
-    version: 8dd05bfcc12b0cd1ee9ea64be725b3d9f713cf64
+    version: 87ce96b1862928d84b1afe7c173316614b30e301
     precopy: |
       set -e
       rm -f zsh-history-substring-search.plugin.zsh

plugins/history-substring-search/history-substring-search.zsh

@@ -406,7 +406,7 @@ _history-substring-search-end() {
 
   # For debugging purposes:
   # zle -R "mn: "$_history_substring_search_match_index" m#: "${#_history_substring_search_matches}
-  # read -k -t 200 && zle -U $REPLY
+  # read -k -t 200 && zle -U -- "$REPLY"
 
   #
   # When this function returns, z-sy-h runs its line-pre-redraw hook. It has no
@@ -421,7 +421,7 @@ _history-substring-search-end() {
     # before removing search highlight and exiting. This ensures no highlights
     # are left lingering after search is finished.
     #
-    read -k -t ${HISTORY_SUBSTRING_SEARCH_HIGHLIGHT_TIMEOUT:-1} && zle -U $REPLY
+    read -k -t ${HISTORY_SUBSTRING_SEARCH_HIGHLIGHT_TIMEOUT:-1} && zle -U -- "$REPLY"
     region_highlight=( "${(@)region_highlight:#*${highlight_memo}*}" )
   fi