Update LLDBMemoryReader::queryDataLayout's DLQ_GetPtrAuthMask

to match the new mask illegal value, and simplfy by grabbing
the Data mask which is more general than the Code mask and is
used everywhere when we don't know the type of the data.

Author: jasonmolenda

lldb/source/Plugins/LanguageRuntime/Swift/LLDBMemoryReader.cpp

@@ -27,12 +27,8 @@ bool LLDBMemoryReader::queryDataLayout(DataLayoutQueryType type, void *inBuffer,
                                        void *outBuffer) {
   switch (type) {
   case DLQ_GetPtrAuthMask: {
-    // The MemoryReader API doesn't distinguish between the two, so
-    // this configuration is not yet supported.
-    if (m_process.GetCodeAddressMask() != m_process.GetDataAddressMask())
-      return false;
-    lldb::addr_t ptrauth_mask = m_process.GetCodeAddressMask();
-    if (!ptrauth_mask)
+    lldb::addr_t ptrauth_mask = m_process.GetDataAddressMask();
+    if (ptrauth_mask == LLDB_INVALID_ADDRESS_MASK)
       return false;
     // The mask returned by the process masks out the non-addressable bits.
     uint64_t mask_pattern = ~ptrauth_mask;