Minor code cleanup: remove indentation

This indentation should have been stripped out when AreInputsStandard was made a top-level function instead of a CTransaction method.

src/main.h

@@ -266,10 +266,10 @@ int64_t GetMinFee(const CTransaction& tx, unsigned int nBytes, bool fAllowFree,
 //   DUP CHECKSIG DROP ... repeated 100 times... OP_1
 //
 
-    /** Check for standard transaction types
+/** Check for standard transaction types
     @param[in] mapInputs    Map of previous transactions that have outputs we're spending
     @return True if all inputs (scriptSigs) use only standard transaction forms
-    */
+*/
 bool AreInputsStandard(const CTransaction& tx, CCoinsViewCache& mapInputs);
 
 /** Count ECDSA signature operations the old-fashioned (pre-0.6) way