Cleanup: Move node storage macro inside file namespace

Must have been a mistake in previous commits,
this fix is needed to enable unity builds.

source/blender/nodes/shader/nodes/node_shader_map_range.cc

@@ -29,10 +29,10 @@
 
 #include "NOD_socket_search_link.hh"
 
-NODE_STORAGE_FUNCS(NodeMapRange)
-
 namespace blender::nodes::node_shader_map_range_cc {
 
+NODE_STORAGE_FUNCS(NodeMapRange)
+
 static void sh_node_map_range_declare(NodeDeclarationBuilder &b)
 {
   b.is_function_node();

source/blender/nodes/shader/nodes/node_shader_tex_musgrave.cc

@@ -21,10 +21,10 @@
 
 #include "BLI_noise.hh"
 
-NODE_STORAGE_FUNCS(NodeTexMusgrave)
-
 namespace blender::nodes::node_shader_tex_musgrave_cc {
 
+NODE_STORAGE_FUNCS(NodeTexMusgrave)
+
 static void sh_node_tex_musgrave_declare(NodeDeclarationBuilder &b)
 {
   b.is_function_node();

source/blender/nodes/shader/nodes/node_shader_tex_noise.cc

@@ -21,10 +21,10 @@
 
 #include "BLI_noise.hh"
 
-NODE_STORAGE_FUNCS(NodeTexNoise)
-
 namespace blender::nodes::node_shader_tex_noise_cc {
 
+NODE_STORAGE_FUNCS(NodeTexNoise)
+
 static void sh_node_tex_noise_declare(NodeDeclarationBuilder &b)
 {
   b.is_function_node();