spirv: fix non-conforming formatting

Author: ivanstepanovftw

src/codegen/spirv/Assembler.zig

@@ -160,7 +160,7 @@ const AsmValue = union(enum) {
         return switch (self) {
             .just_declared,
             .unresolved_forward_reference,
-            .constant
+            .constant,
             => unreachable, // TODO: Create constant integer instruction
             .string => |str| {
                 return try spv.constStringGlobal(str);

test/behavior/asm.zig

@@ -199,5 +199,5 @@ test "SPIR-V string constants with c constraint" {
     _ = std.gpu.printf("testing printf\n", .{});
     var a: i32 = -10;
     _ = &a;
-    _ = std.gpu.printf("a: %d, a + 10: %d\n", .{a, a + 10});
+    _ = std.gpu.printf("a: %d, a + 10: %d\n", .{ a, a + 10 });
 }