YSHOP2-836: Update and complete translation files (#384)

## JIRA Ticket

[YSHOP2-836](https://youcanshop.atlassian.net/browse/YSHOP2-836)

## QA Steps

- [ ] `pnpm i`
- [ ] `pnpm dev`

## Note

Leave empty when you have nothing to say


[YSHOP2-836]:
https://youcanshop.atlassian.net/browse/YSHOP2-836?atlOrigin=eyJpIjoiNWRkNTljNzYxNjVmNDY3MDlhMDU5Y2ZhYzA5YTRkZjUiLCJwIjoiZ2l0aHViLWNvbS1KU1cifQ

locales/en.json

@@ -1,4 +1,8 @@
 {
+  "general": {
+    "show_more_button": "Show more",
+    "size_big_message": "Please upload an image less than 2mb"
+  },
   "navbar": {
     "search": {
       "placeholder": "Enter keyword to search for..."

locales/fr.json

@@ -1,4 +1,8 @@
 {
+  "general": {
+    "show_more_button": "Voir plus",
+    "size_big_message": "Veuillez télécharger une image de moins de 2 Mo"
+  },
   "navbar": {
     "search": {
       "placeholder": "Entrez un mot-clé à rechercher..."