update dependencies

opam

@@ -9,5 +9,5 @@ build: [make "-j%{jobs}%"]
 install: [make "install"]
 remove: [ "sh" "-c" "rm -rf '%{lib}%/coq/user-contrib/iris-c" ]
 depends: [
-  "coq-iris" { (= "dev.2020-10-10.0.cb8e35b8") | (= "dev") }
+  "coq-iris" { (= "dev.2020-10-13.1.5558d66d") | (= "dev") }
 ]

theories/lib/locking_heap.v

@@ -369,7 +369,7 @@ Section properties.
     ∃ lv', lv ≼ lv' ∧ σ !! cl = Some (lv', v).
   Proof.
     rewrite singleton_included_l=> -[[[q' lv'] av] []].
-    rewrite /to_gen_heap lookup_fmap fmap_Some_equiv => -[[lv'' av'] [Hl [/= -> ->]]].
+    rewrite lookup_fmap fmap_Some_equiv => -[[lv'' av'] [Hl [/= -> ->]]].
     move=> /Some_pair_included_total_2 [/Some_pair_included_total_2] [_] Hxb'.
     move=> /to_agree_included /leibniz_equiv_iff=> ->. by exists lv''.
   Qed.