Re-pgindent isolationtester.c.

Need to do some more hacking on this, and got annoyed that it's not
indent clean.

src/test/isolation/isolationtester.c

@@ -545,8 +545,8 @@ run_permutation(TestSpec *testspec, int nsteps, Step **steps)
 		bool		mustwait;
 
 		/*
-		 * Check whether the session that needs to perform the next step
-		 * is still blocked on an earlier step.  If so, wait for it to finish.
+		 * Check whether the session that needs to perform the next step is
+		 * still blocked on an earlier step.  If so, wait for it to finish.
 		 *
 		 * (In older versions of this tool, we allowed precisely one session
 		 * to be waiting at a time.  If we reached a step that required that
@@ -781,8 +781,8 @@ try_complete_step(Step *step, int flags)
 			/*
 			 * After 60 seconds, try to cancel the query.
 			 *
-			 * If the user tries to test an invalid permutation, we don't
-			 * want to hang forever, especially when this is running in the
+			 * If the user tries to test an invalid permutation, we don't want
+			 * to hang forever, especially when this is running in the
 			 * buildfarm.  So try to cancel it after a minute.  This will
 			 * presumably lead to this permutation failing, but remaining
 			 * permutations and tests should still be OK.