Revert "RLB: Ignore two tests by default, run them on CI."

This reverts commit 01b1770a3b.

.circleci/config.yml

@@ -63,14 +63,6 @@ commands:
           command: |
             export GLEAN_TEST_COVERAGE=$(realpath glean_coverage.txt)
             cargo test --verbose --jobs 6 -- --nocapture
-
-            # FIXME(bug 1786469): Tests are ignored to not cause TC failures.
-            # Explicitly run them here.
-            cargo test --verbose --jobs 6 -p glean --lib -- \
-              --test-threads 1 \
-              --ignored \
-              sending_deletion_ping_if_disabled_outside_of_run \
-              sending_of_foreground_background_pings
       - run:
           name: Install required Python dependencies
           command: |

glean-core/rlb/src/test.rs

@@ -148,7 +148,6 @@ fn test_experiments_recording_before_glean_inits() {
 }
 
 #[test]
-#[ignore = "Bug 1786469: Causing test timeouts on TaskCluster with Rust Beta"]
 fn sending_of_foreground_background_pings() {
     let _lock = lock_test();
 
@@ -598,7 +597,6 @@ fn core_metrics_should_be_cleared_and_restored_when_disabling_and_enabling_uploa
 }
 
 #[test]
-#[ignore = "Bug 1786469: Causing test timeouts on TaskCluster with Rust Beta"]
 fn sending_deletion_ping_if_disabled_outside_of_run() {
     let _lock = lock_test();