Ignore Sendable conformances in PrintAsClang

PrintAsClang previously tried to print Sendable conformances, which tripped an assertion and failed. Skip them instead.

Fixes rdar://95241184.

Author: beccadax

lib/PrintAsClang/ModuleContentsWriter.cpp

@@ -419,8 +419,10 @@ class ModuleWriter {
     bool allRequirementsSatisfied = true;
 
     for (auto proto : PD->getInheritedProtocols()) {
-      assert(proto->isObjC());
-      allRequirementsSatisfied &= require(proto);
+      if (printer.shouldInclude(proto)) {
+        assert(proto->isObjC());
+        allRequirementsSatisfied &= require(proto);
+      }
     }
 
     if (!allRequirementsSatisfied)

test/PrintAsObjC/protocols.swift

@@ -25,7 +25,7 @@ import objc_generics
 
 // CHECK-LABEL: @protocol B <A>
 // CHECK-NEXT: @end
-@objc protocol B : A {}
+@objc protocol B : A, Sendable {}
 
 // CHECK-LABEL: @protocol CompletionAndAsync
 // CHECK-NEXT: - (void)helloWithCompletion:(void (^ _Nonnull)(BOOL))completion;