patch 8.0.1550: various small problems in source files

Problem:    Various small problems in source files.
Solution:   Fix the problems.
diff --git a/src/vimrun.c b/src/vimrun.c
index 2566859..13efd91 100644
--- a/src/vimrun.c
+++ b/src/vimrun.c
@@ -55,7 +55,7 @@
 	++p;
     }
     while (*p == L' ')
-        ++p;
+	++p;
 
     /*
      * "-s" argument: don't wait for a key hit.