tweak(ui): oc-2 theme updates

packages/ui/src/theme/themes/oc-2.json

@@ -281,17 +281,17 @@
       "diffDelete": "#fc533a"
     },
     "overrides": {
+      "base": "var(--gray-dark-alpha-2)",
+      "base2": "var(--gray-dark-alpha-2)",
+      "base3": "var(--gray-dark-alpha-2)",
       "background-base": "#191919",
       "background-weak": "#1E1E1E",
       "background-strong": "#181818",
       "background-stronger": "#151515",
       "surface-base": "var(--gray-dark-alpha-2)",
-      "base": "var(--gray-dark-alpha-2)",
-      "surface-base-hover": "#e0b7b716",
+      "surface-base-hover": "#FFFFFF0A",
       "surface-base-active": "var(--gray-dark-alpha-3)",
       "surface-base-interactive-active": "var(--cobalt-dark-alpha-2)",
-      "base2": "var(--gray-dark-alpha-2)",
-      "base3": "var(--gray-dark-alpha-2)",
       "surface-inset-base": "#0e0b0b7f",
       "surface-inset-base-hover": "#0e0b0b7f",
       "surface-inset-strong": "#060505cc",