Add Slang 2025.2.2 (compiler-explorer#7299)

Adds new slang from compiler-explorer/infra#1499

Author: spencer-lunarg

etc/config/slang.amazon.properties

@@ -1,13 +1,16 @@
 compilers=&defaultslangc
 
-defaultCompiler=slangc_2024_14_6
+defaultCompiler=slangc_2025_2_2
 supportsBinary=false
 compilerType=slang
 instructionSet=spirv
 
 disassemblerPath=/opt/compiler-explorer/SPIRV-Tools-master/build/tools/spirv-dis
 
-group.defaultslangc.compilers=slangc_2024_14_6
+group.defaultslangc.compilers=slangc_2024_14_6:slangc_2025_2_2
 group.defaultslangc.versionFlag=-version
+
 compiler.slangc_2024_14_6.exe=/opt/compiler-explorer/slang-2024.14.6/bin/slangc
 compiler.slangc_2024_14_6.name=slangc 2024.14.6
+compiler.slangc_2025_2_2.exe=/opt/compiler-explorer/slang-2025.2.2/bin/slangc
+compiler.slangc_2025_2_2.name=slangc 2025.2.2