made esc avail again, mod home for shorter switch

assets/xkb/symbols/my-sym

@@ -8,7 +8,7 @@ xkb_symbols "my-sym" {
     key <RCTL> {[ Escape ], type[group1] = "ONE_LEVEL" };
     key <DEL> { [ F13, Delete ], type[group1] = "TWO_LEVEL" };
     key <INS> { [ F14, Insert ], type[group1] = "TWO_LEVEL" };
-    key <ESC> {[ F15 ]};
+    key <ESC> {[ Escape, F15 ]};
     key <RET> {[ Control_R ], type[group1] = "ONE_LEVEL" };
 
     replace key <CAPS> {[ Control_L ], type[group1] = "ONE_LEVEL" };