fix: remove useless i18n keys

Author: ShroXd

i18n/locales/en.json

@@ -440,8 +440,6 @@
       },
       "page_title": "Version History",
       "current_tags": "Current Tags",
-      "version_filter_placeholder": "Filter versions…",
-      "version_filter_label": "Filter versions",
       "no_match_filter": "No versions match {filter}"
     },
     "dependencies": {

i18n/locales/pt-BR.json

@@ -412,8 +412,6 @@
       },
       "page_title": "Histórico de versões",
       "current_tags": "Tags atuais",
-      "version_filter_placeholder": "Filtrar versões...",
-      "version_filter_label": "Filtrar versões",
       "no_match_filter": "Nenhuma versão corresponde a {filter}"
     },
     "dependencies": {

i18n/locales/zh-CN.json

@@ -414,8 +414,6 @@
       },
       "page_title": "版本历史",
       "current_tags": "当前标签",
-      "version_filter_placeholder": "筛选版本…",
-      "version_filter_label": "筛选版本",
       "no_match_filter": "没有与“{filter}”匹配的版本"
     },
     "dependencies": {

i18n/locales/zh-TW.json

@@ -414,8 +414,6 @@
       },
       "page_title": "版本歷史記錄",
       "current_tags": "當前標籤",
-      "version_filter_placeholder": "篩選版本…",
-      "version_filter_label": "篩選版本",
       "no_match_filter": "沒有版本符合 {filter}"
     },
     "dependencies": {

i18n/schema.json

@@ -1324,12 +1324,6 @@
             "current_tags": {
               "type": "string"
             },
-            "version_filter_placeholder": {
-              "type": "string"
-            },
-            "version_filter_label": {
-              "type": "string"
-            },
             "no_match_filter": {
               "type": "string"
             }