Update the metadata validator to v0.26.1

Author: Ortham

.github/workflows/ci.yml

@@ -25,8 +25,8 @@ jobs:
 
       - name: Install metadata validator
         run: |
-          wget https://github.com/loot/metadata-validator/releases/download/0.24.0/metadata-validator-0.24.0-0-g36fea7e_0.24.0-Linux.tar.xz -O - | tar -xJ --strip-components=1
-          ln -s libloot.so.0.24.5 libloot.so.0
+          wget https://github.com/loot/metadata-validator/releases/download/0.26.1/metadata-validator-0.26.1-0-g23e0aa1_0.26.1-Linux.tar.xz -O - | tar -xJ --strip-components=1
+          ln -s libloot.so.0.26.1 libloot.so.0
 
       - name: Install parser
         run: npm install -g js-yaml