env_beam: move from gs-entbase/server to gs-entbase/shared

src/gs-entbase/client/env_sound.qc

@@ -32,7 +32,7 @@ This works only with the OpenAL sound backend.
 This entity was introduced in Half-Life (1998).
 */
 
-string g_hlefx[] = {
+static string g_hlefx[] = {
 	"default",
 	"gs_generic",
 	"gs_metal_s",

src/gs-entbase/server.src

@@ -13,7 +13,6 @@ server/info_hint.qc
 server/button_target.qc
 server/cycler.qc
 server/cycler_sprite.qc
-server/env_beam.qc
 server/env_fade.qc
 server/env_hudhint.qc
 server/env_spark.qc

src/gs-entbase/shared.src

@@ -6,6 +6,7 @@
 shared/ambient_generic.qc
 shared/decals.qc
 shared/func_friction.qc
+shared/env_beam.qc
 shared/env_sprite.qc
 shared/env_bubbles.qc
 shared/env_projectedtexture.qc