Update wasmtime-08-19.md (#3211)

* Update wasmtime-08-19.md

* Don't run CI for changes only in meetings dir

.github/workflows/main.yml

@@ -3,8 +3,12 @@ on:
   push:
     branches: [main]
     tags-ignore: [dev]
+    paths-ignore:
+      - 'meetings/**'
   pull_request:
     branches: [main]
+    paths-ignore:
+      - 'meetings/**'
 defaults:
   run:
     shell: bash

meetings/wasmtime/2021/wasmtime-08-19.md

@@ -11,7 +11,9 @@
 1. Announcements
     1. _Sumbit a PR to add your announcement here_
 1. Other agenda items
-    1. _Sumbit a PR to add your item here_
+    1. Wasmtime's new `cranelift` compile-time feature (Alex, 5 min)
+    2. [Wasmtime 1.0](https://github.com/bytecodealliance/rfcs/pull/14) (Alex, 15-20 min)
+    3. _Sumbit a PR to add your item here_
 
 ## Notes