chore(c): fix some generated formatting issues

Signed-off-by: Steven Noonan <steven@uplinklabs.net>

Author: tycho

src/generator/c/templates/source.c.j2

@@ -63,7 +63,7 @@ static const char * const kFnNames_{{ fs.spec_name | spec_display }}[] = {
    or a switch inside the loop). */
 static const uint8_t kCommandScopes_{{ fs.spec_name | spec_display }}[] = {
 {%- for cmd in fs.commands %}
-    /* {{ cmd.index | rjust(4) }} */ {{ cmd.scope }}, /* {{ cmd.name }} */
+    /* {{ cmd.index | rjust(4) }} */ {{ cmd.scope | ljust(25) }}, /* {{ cmd.name }} */
 {%- endfor %}
 };
 {% endif %}
@@ -886,4 +886,4 @@ int gloamLoadVulkan(VkInstance instance, VkPhysicalDevice physical_device, VkDev
 #endif /* __linux */
 {% elif fs.spec_name == "wgl" -%}
 #endif /* _WIN32 */
-{% endif %}
+{% endif %}