Add forge 1.21.4~26.1 to building pipeline

Author: Goldenfield192

.github/workflows/release.yml

@@ -35,10 +35,16 @@ jobs:
             java-version: '21'
           - branch: 'neoforge_1.21.1'
             java-version: '21'
+          - branch: 'forge_1.21.4'
+            java-version: '21'
           - branch: 'neoforge_1.21.4'
             java-version: '21'
+          - branch: 'forge_1.21.8'
+            java-version: '21'
           - branch: 'neoforge_1.21.8'
             java-version: '21'
+          - branch: 'forge_26.1.2'
+            java-version: '25'
           - branch: 'neoforge_26.1.2'
             java-version: '25'