Correcting Writing Errors

Author: LuuuXXX

src/bootstrap/src/core/config/config.rs

@@ -2105,7 +2105,7 @@ impl Config {
                 self.channel == "dev" && llvm::is_ci_llvm_available(&self, asserts)
             },
             Some(StringOrBool::Bool(b)) => b,
-            Some(StringOrBool::String(s)) if s == "if-avaliable" => {
+            Some(StringOrBool::String(s)) if s == "if-available" => {
                 llvm::is_ci_llvm_available(&self, asserts)
             },
             Some(StringOrBool::String(s)) if s == "if-unchanged" => {