Update Gnome SDK to 48.

Also updated Poppler and Blueprint.

Author: luleyleo

build-aux/de.leopoldluley.Clapgrep.Devel.json

@@ -2,7 +2,7 @@
   "$schema": "https://raw.githubusercontent.com/flatpak/flatpak-builder/1.4.4/data/flatpak-manifest.schema.json",
   "id": "de.leopoldluley.Clapgrep.Devel",
   "runtime": "org.gnome.Platform",
-  "runtime-version": "47",
+  "runtime-version": "48",
   "sdk": "org.gnome.Sdk",
   "sdk-extensions": [
     "org.freedesktop.Sdk.Extension.rust-stable"
@@ -67,8 +67,8 @@
       "sources": [
         {
           "type": "archive",
-          "url": "https://poppler.freedesktop.org/poppler-25.02.0.tar.xz",
-          "sha256": "21234cb2a9647d73c752ce4031e65a79d11a511a835f2798284c2497b8701dee",
+          "url": "https://poppler.freedesktop.org/poppler-25.03.0.tar.xz",
+          "sha256": "97da4ff88517a6bbd729529f195f85c8d7a0c3bb4a3d57cb0c685cbb052fe837",
           "x-checker-data": {
             "type": "anitya",
             "project-id": 3686,
@@ -87,7 +87,11 @@
         {
           "type": "git",
           "url": "https://gitlab.gnome.org/jwestman/blueprint-compiler",
-          "tag": "v0.14.0"
+          "tag": "v0.16.0",
+          "x-checker-data": {
+            "type": "git",
+            "tag-pattern": "^v([\\d.]+)$"
+          }
         }
       ]
     },