CI: Validate capitalization of docs/development (#33352)

Author: cleconte987

ci/code_checks.sh

@@ -348,7 +348,7 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
     RET=$(($RET + $?)) ; echo $MSG "DONE"
 
     MSG='Validate correct capitalization among titles in documentation' ; echo $MSG
-    $BASE_DIR/scripts/validate_rst_title_capitalization.py $BASE_DIR/doc/source/development/contributing.rst $BASE_DIR/doc/source/reference
+    $BASE_DIR/scripts/validate_rst_title_capitalization.py $BASE_DIR/doc/source/development $BASE_DIR/doc/source/reference
     RET=$(($RET + $?)) ; echo $MSG "DONE"
 
 fi