[util] Bump maxImplicitDiscardSize for Quantum Break

Otherwise we're synchronizing and frame times are garbage.

src/util/config/config.cpp

@@ -57,9 +57,12 @@ namespace dxvk {
       { "dxgi.deferSurfaceCreation",        "True" },
     }} },
     /* Quantum Break: Mever initializes shared    *
-     * memory in one of its compute shaders       */
+     * memory in one of its compute shaders.      *
+     * Also loves using MAP_WRITE on the same     *
+     * set of resources multiple times per frame. */
     { R"(\\QuantumBreak\.exe$)", {{
       { "d3d11.zeroInitWorkgroupMemory",    "True" },
+      { "d3d11.maxImplicitDiscardSize",     "-1"   },
     }} },
     /* Anno 2205: Random crashes with state cache */
     { R"(\\anno2205\.exe$)", {{