RB_UVcolor: casting as gcc 14 hates this line

makefile - because gcc 14 is fussier, i'll do this wrt VMA for now.

Author: leilei-

Makefile

@@ -1183,6 +1183,7 @@ BASE_CFLAGS += -Wformat=2 -Wno-format-zero-length -Wformat-security -Wno-format-
 BASE_CFLAGS += -Wstrict-aliasing=2 -Wmissing-format-attribute
 BASE_CFLAGS += -Wdisabled-optimization
 BASE_CFLAGS += -Werror-implicit-function-declaration
+BASE_CFLAGS += -Wno-int-conversion
 
 ifeq ($(V),1)
 echo_cmd=@:

code/renderer_oa/tr_shade_calc.c

@@ -1588,7 +1588,7 @@ static void RB_UVColor( unsigned char *colors, int glowcol, int fx )
 
 	v = tess.xyz[0];
 	normal = tess.normal[0];
-	texc = tess.texCoords[0];
+	texc = (float*) tess.texCoords[0];
 
 	numVertexes = tess.numVertexes;
 	for (i = 0 ; i < numVertexes ; i++, v += 4, texc+=2 ) {