[gimp] plug-ins: some minor coding style fix.

[Jehan Pagès <jehanp src gnome org>]

commit 3d5732e23eb0fd3843c3edfd8a425ea3791b36e0
Author: Jehan <jehan girinstud io>
Date:   Wed Dec 20 15:12:10 2017 +0100

    plug-ins: some minor coding style fix.
    
    Just some missing spaces between function name and parenthese which I
    came across.

 plug-ins/common/file-tga.c         |    2 +-
 plug-ins/file-raw/file-darktable.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/plug-ins/common/file-tga.c b/plug-ins/common/file-tga.c
index 6e768cc..84bb4df 100644
--- a/plug-ins/common/file-tga.c
+++ b/plug-ins/common/file-tga.c
@@ -955,7 +955,7 @@ read_line (FILE         *fp,
     }
   else if (info->imageType == TGA_TYPE_MAPPED)
     {
-      g_assert(bpp == 1);
+      g_assert (bpp == 1);
 
       apply_index (row, buf, info->width, info->colorMapIndex);
     }
diff --git a/plug-ins/file-raw/file-darktable.c b/plug-ins/file-raw/file-darktable.c
index f4b10f6..88c8d17 100644
--- a/plug-ins/file-raw/file-darktable.c
+++ b/plug-ins/file-raw/file-darktable.c
@@ -413,7 +413,7 @@ load_image (const gchar  *filename,
 
   if (debug_prints && darktable_stdout && *darktable_stdout)
     printf ("%s\n", darktable_stdout);
-  g_free(darktable_stdout);
+  g_free (darktable_stdout);
 
   g_unlink (filename_out);
   g_free (lua_cmd);