[Python] Bump emmett to 2.7, emmett55 to 1.2 (#9812)

Author: gi0baro

frameworks/Python/emmett/requirements.txt

@@ -1,2 +1,2 @@
-emmett[orjson]>=2.6.0,<2.7.0
+emmett[orjson,uvloop]>=2.7.0,<2.8.0
 psycopg2-binary==2.9.9

frameworks/Python/emmett/run.py

@@ -13,7 +13,7 @@
         port=8080,
         workers=workers,
         backlog=16384,
-        threading_mode="runtime",
+        runtime_mode="mt",
         http="1",
         enable_websockets=False,
         log_level="warn"

frameworks/Python/emmett55/requirements.txt

@@ -1,3 +1,3 @@
 asyncpg==0.29.0
-emmett55[orjson]>=1.0.0,<1.1.0
+emmett55[orjson,uvloop]>=1.2.0,<1.3.0
 renoir==1.8.0

frameworks/Python/emmett55/run.py

@@ -13,7 +13,7 @@
         port=8080,
         workers=workers,
         backlog=16384,
-        threading_mode="runtime",
+        runtime_mode="mt",
         http="1",
         enable_websockets=False,
         log_level="warn"