Merge pull request #7137 from ethereum-optimism/clabby/bindings/forge-clean

fix(op-bindings): Add `forge clean` to make's `compile` directive

op-bindings/Makefile

@@ -12,6 +12,7 @@ version:
 
 compile:
 	cd $(contracts-dir) && \
+		forge clean && \
 		pnpm build
 
 bindings: compile bindings-build