Update 3.4 to 3.4.8

Author: docker-library-bot

3.4/alpine3.22/Dockerfile

@@ -140,33 +140,33 @@
     }
   },
   "3.4": {
-    "version": "3.4.7",
-    "date": "2025-10-07",
-    "post": "/en/news/2025/10/07/ruby-3-4-7-released/",
+    "version": "3.4.8",
+    "date": "2025-12-17",
+    "post": "/en/news/2025/12/17/ruby-3-4-8-released/",
     "url": {
-      "gz": "https://cache.ruby-lang.org/pub/ruby/3.4/ruby-3.4.7.tar.gz",
-      "zip": "https://cache.ruby-lang.org/pub/ruby/3.4/ruby-3.4.7.zip",
-      "xz": "https://cache.ruby-lang.org/pub/ruby/3.4/ruby-3.4.7.tar.xz"
+      "gz": "https://cache.ruby-lang.org/pub/ruby/3.4/ruby-3.4.8.tar.gz",
+      "zip": "https://cache.ruby-lang.org/pub/ruby/3.4/ruby-3.4.8.zip",
+      "xz": "https://cache.ruby-lang.org/pub/ruby/3.4/ruby-3.4.8.tar.xz"
     },
     "size": {
-      "gz": 23271433,
-      "zip": 28455721,
-      "xz": 17312044
+      "gz": 23288284,
+      "zip": 28478666,
+      "xz": 17320860
     },
     "sha1": {
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-      "xz": "a07f568bda581a4b4f23c6fe91e1cef44e71f8f8"
+      "gz": "4474a53941ca3c8bb38a3e5cf458305660037a70",
+      "zip": "f18dc16d5b0dc8b46462bfe144ab60100d25e232",
+      "xz": "4e373f5741550d4ef68c2e5e8efc2ce5b0199179"
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     "sha256": {
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     "sha512": {
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     "variants": [
       "trixie",