PEP 11: add wasm32-emscripten and wasm32-wasi to tier 3 (#2722)

Author: brettcannon

pep-0011.txt

@@ -124,10 +124,12 @@ Tier 3
 Target Triple                    Notes                       Contacts
 ================================ =========================== ========
 aarch64-pc-windows-msvc                                      Steve Dower
+armv7l-unknown-linux-gnueabihf   Raspberry Pi OS, glibc, gcc Gregory P. Smith
 powerpc64le-unknown-linux-gnu    glibc, clang                Victor Stinner
 s390x-unknown-linux-gnu          glibc, gcc                  Victor Stinner
+wasm32-unknown-emscripten                                    Christian Heimes, Brett Cannon
+wasm32-unknown-wasi                                          Christian Heimes, Brett Cannon
 x86_64-unknown-freebsd           BSD libc, clang             Victor Stinner
-armv7l-unknown-linux-gnueabihf   Raspberry Pi OS, glibc, gcc Gregory P. Smith
 ================================ =========================== ========