Fix declaration shadows a structured binding warning
Fix declaration shadows a structured binding warning

> make CXX=clang++
clang++ -MMD -MP -std=c++20 -O2 -fdata-sections -ffunction-sections -Isrc -Werror=vla -D_FORTIFY_SOURCE=2 -D_GLIBCXX_ASSERTIONS -fasynchronous-unwind-tables -fexceptions -fpic -fpie -fstack-protector-strong -pipe -Wall -Wextra -Wdeprecated -Wvla -pedantic -Wshadow -c -o obj/release/models/resources/animated-tileset.o src/models/resources/animated-tileset.cpp
In file included from src/models/resources/animated-tileset.cpp:14:
In file included from src/models/snes/animatedtilesetinserter.h:10:
src/models/snes/tilesetinserter.h:79:33: warning: declaration shadows a structured binding [-Wshadow]
                for (const auto i : range(TileT::TILE_ARRAY_SIZE)) {
                                ^
src/models/snes/tilesetinserter.h:71:26: note: previous declaration is here
        for (const auto [i, tile] : const_enumerate(_tileset)) {
                         ^
1 warning generated.

undisbeliever/untech-editor,undisbeliever/untech-editor