Move two fuzzing tests back to fixed.

Author: stephentyrone

validation-test/compiler_crashers/28606-swift-typebase-getcanonicaltype.swift renamed to validation-test/compiler_crashers_fixed/28606-swift-typebase-getcanonicaltype.swift

@@ -6,5 +6,5 @@
 // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
 
 // REQUIRES: asserts
-// RUN: not --crash %target-swift-frontend %s -emit-ir
+// RUN: not %target-swift-frontend %s -emit-ir
 print([.h.h=#keyPath(n&_=(){

validation-test/compiler_crashers/28633-typevariables-impl-getgraphindex-typevar-type-variable-mismatch.swift renamed to validation-test/compiler_crashers_fixed/28633-typevariables-impl-getgraphindex-typevar-type-variable-mismatch.swift

@@ -6,5 +6,5 @@
 // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
 
 // REQUIRES: asserts
-// RUN: not --crash %target-swift-frontend %s -emit-ir
+// RUN: not %target-swift-frontend %s -emit-ir
 guard let f===#keyPath(n&_=#keyPath(a