trim trailing spaces

src/sha1.c

@@ -8,7 +8,7 @@ By Steve Reid <sreid@sea-to-sky.net>
 100% Public Domain
 
 -----------------
-Modified 7/98 
+Modified 7/98
 By James H. Brown <jbrown@burgoyne.com>
 Still 100% Public Domain
 
@@ -30,7 +30,7 @@ Since the file IO in main() reads 16K at a time, any file 8K or larger would
 be guaranteed to generate the wrong hash (e.g. Test Vector #3, a million
 "a"s).
 
-I also changed the declaration of variables i & j in SHA1Update to 
+I also changed the declaration of variables i & j in SHA1Update to
 unsigned long from unsigned int for the same reason.
 
 These changes should make no difference to any 32 bit implementations since
@@ -57,7 +57,7 @@ Still 100% public domain
 Modified 4/01
 By Saul Kravitz <Saul.Kravitz@celera.com>
 Still 100% PD
-Modified to run on Compaq Alpha hardware.  
+Modified to run on Compaq Alpha hardware.
 
 -----------------
 Modified 07/2002
@@ -232,7 +232,7 @@ void crypto_SHA1_Final(SHA1_CTX* context, uint8_t* digest)
         digest[i] = (uint8_t)
          ((context->state[i>>2] >> ((3-(i & 3)) * 8) ) & 255);
     }
-    
+
     /* Wipe variables */
     memset(context->buffer, 0, 64);
     memset(context->state, 0, 20);