[llvm-c] Fix typo in comments

llvm/include/llvm-c/Object.h

 
 /**
  * Create a binary file from the given memory buffer.
  *
  * The exact type of the binary file will be inferred automatically, and the
  * appropriate implementation selected.  The context may be NULL except if
  * the resulting file is an LLVM IR file.
  *
- * The memory buffer is not consumed by this function.  It is the responsibilty
+ * The memory buffer is not consumed by this function.  It is the responsibility
  * of the caller to free it with \c LLVMDisposeMemoryBuffer.
  *
  * If NULL is returned, the \p ErrorMessage parameter is populated with the
  * error's description.  It is then the caller's responsibility to free this
  * message by calling \c LLVMDisposeMessage.
  *
  * @see llvm::object::createBinary
  */
 LLVMBinaryRef LLVMCreateBinary(LLVMMemoryBufferRef MemBuf,
                                LLVMContextRef Context,
                                char **ErrorMessage);
 
 /**
  * Dispose of a binary file.
  *
- * The binary file does not own its backing buffer.  It is the responsibilty
+ * The binary file does not own its backing buffer.  It is the responsibility
  * of the caller to free it with \c LLVMDisposeMemoryBuffer.
  */
 void LLVMDisposeBinary(LLVMBinaryRef BR);
 
 /**
  * Retrieves a copy of the memory buffer associated with this object file.
  *
  * The returned buffer is merely a shallow copy and does not own the actual