CI: disable --force-flaky.

This should help us fix the flakes.  Dealing with them was a major
headache at the end of the last release (and they covered up real bugs!).

Signed-off-by: Rusty Russell <[email protected]>

Author: rustyrussell

.github/workflows/ci.yaml

@@ -242,7 +242,7 @@ jobs:
     timeout-minutes: 120
     env:
       RUST_PROFILE: release  # Has to match the one in the compile step
-      PYTEST_OPTS: --timeout=1200 --force-flaky
+      PYTEST_OPTS: --timeout=1200
     needs:
       - compile
     strategy:
@@ -349,7 +349,7 @@ jobs:
     env:
       RUST_PROFILE: release  # Has to match the one in the compile step
       CFG: compile-gcc
-      PYTEST_OPTS: --test-group-random-seed=42 --timeout=1800 --force-flaky
+      PYTEST_OPTS: --test-group-random-seed=42 --timeout=1800
     needs:
       - compile
     strategy:
@@ -418,7 +418,7 @@ jobs:
       RUST_PROFILE: release
       SLOW_MACHINE: 1
       TEST_DEBUG: 1
-      PYTEST_OPTS: --test-group-random-seed=42 --timeout=1800 --force-flaky
+      PYTEST_OPTS: --test-group-random-seed=42 --timeout=1800
     needs:
       - compile
     strategy:
@@ -482,7 +482,7 @@ jobs:
     timeout-minutes: 120
     env:
       RUST_PROFILE: release  # Has to match the one in the compile step
-      PYTEST_OPTS: --timeout=1200 --force-flaky
+      PYTEST_OPTS: --timeout=1200
     needs:
       - compile
     strategy: