Update test/io/test_getline.f90

Co-authored-by: jalvesz <102541118+jalvesz@users.noreply.github.com>

Author: perazz

test/io/test_getline.f90

@@ -191,7 +191,7 @@ subroutine test_getfile_non_empty(error)
 
         integer :: ios
         character(len=:), allocatable :: filename
-        type(string_type) :: fileContents
+        type(string_type) :: filecontents
         type(state_type) :: err
 
         ! Get a temporary file name