sequencer: fix memory leaks in make_script_with_merges()

Fix some trivial memory leaks in `make_script_with_merges()`.

Signed-off-by: Patrick Steinhardt <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: pks-t

sequencer.c

@@ -5951,6 +5951,9 @@ static int make_script_with_merges(struct pretty_print_context *pp,
 	strbuf_release(&oneline);
 	strbuf_release(&buf);
 
+	oidset_clear(&interesting);
+	oidset_clear(&child_seen);
+	oidset_clear(&shown);
 	oidmap_free(&commit2todo, 1);
 	oidmap_free(&state.commit2label, 1);
 	hashmap_clear_and_free(&state.labels, struct labels_entry, entry);

t/t3418-rebase-continue.sh

@@ -5,6 +5,7 @@ test_description='git rebase --continue tests'
 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 . "$TEST_DIRECTORY"/lib-rebase.sh

t/t3421-rebase-topology-linear.sh

@@ -1,6 +1,8 @@
 #!/bin/sh
 
 test_description='basic rebase topology tests'
+
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 . "$TEST_DIRECTORY"/lib-rebase.sh
 

t/t3434-rebase-i18n.sh

@@ -17,6 +17,7 @@ Initial setup:
 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 compare_msg () {