add svg-formatin to pre-commit hook

.husky/pre-commit

 #!/usr/bin/env sh
 . "$(dirname -- "$0")/_/husky.sh"
 
-npx lint-staged
\ No newline at end of file
+# lint js/ts files
+echo 🧿 Running file linter...
+npx lint-staged
+
+# format svg
+echo 🧿 Running svg formatter...
+for file in `git diff --diff-filter=ACMRT --cached --name-only | grep ".svg\$"`
+    do 
+        echo "Formatting $file" 
+        ./node_modules/.bin/svgo -q $file 
+        git add $file
+    done
+
+echo ✅ All pre-commit jobs are done
\ No newline at end of file