build: Update to LLVM/Clang 20.

build.zig

@@ -1166,10 +1166,10 @@ const llvm_libs = [_][]const u8{
     "LLVMXRay",
     "LLVMLibDriver",
     "LLVMDlltoolDriver",
+    "LLVMTelemetry",
     "LLVMTextAPIBinaryReader",
     "LLVMCoverage",
     "LLVMLineEditor",
-    "LLVMSandboxIR",
     "LLVMXCoreDisassembler",
     "LLVMXCoreCodeGen",
     "LLVMXCoreDesc",
@@ -1196,6 +1196,10 @@ const llvm_libs = [_][]const u8{
     "LLVMSystemZCodeGen",
     "LLVMSystemZDesc",
     "LLVMSystemZInfo",
+    "LLVMSPIRVCodeGen",
+    "LLVMSPIRVDesc",
+    "LLVMSPIRVInfo",
+    "LLVMSPIRVAnalysis",
     "LLVMSparcDisassembler",
     "LLVMSparcAsmParser",
     "LLVMSparcCodeGen",
@@ -1294,6 +1298,7 @@ const llvm_libs = [_][]const u8{
     "LLVMCoroutines",
     "LLVMipo",
     "LLVMVectorize",
+    "LLVMSandboxIR",
     "LLVMLinker",
     "LLVMInstrumentation",
     "LLVMFrontendOpenMP",
@@ -1301,11 +1306,11 @@ const llvm_libs = [_][]const u8{
     "LLVMFrontendOpenACC",
     "LLVMFrontendHLSL",
     "LLVMFrontendDriver",
+    "LLVMFrontendAtomic",
     "LLVMExtensions",
     "LLVMDWARFLinkerParallel",
     "LLVMDWARFLinkerClassic",
     "LLVMDWARFLinker",
-    "LLVMCodeGenData",
     "LLVMGlobalISel",
     "LLVMMIRParser",
     "LLVMAsmPrinter",
@@ -1314,6 +1319,7 @@ const llvm_libs = [_][]const u8{
     "LLVMTarget",
     "LLVMObjCARCOpts",
     "LLVMCodeGenTypes",
+    "LLVMCGData",
     "LLVMIRPrinter",
     "LLVMInterfaceStub",
     "LLVMFileCheck",
@@ -1329,6 +1335,7 @@ const llvm_libs = [_][]const u8{
     "LLVMDebugInfoBTF",
     "LLVMDebugInfoPDB",
     "LLVMDebugInfoMSF",
+    "LLVMDebugInfoCodeView",
     "LLVMDebugInfoDWARF",
     "LLVMObject",
     "LLVMTextAPI",
@@ -1336,7 +1343,6 @@ const llvm_libs = [_][]const u8{
     "LLVMIRReader",
     "LLVMAsmParser",
     "LLVMMC",
-    "LLVMDebugInfoCodeView",
     "LLVMBitReader",
     "LLVMFuzzerCLI",
     "LLVMCore",