Update code for Rust 1.83.0

Test: m
Bug: 384401387
Change-Id: I2633cf27aa4b3de8ce647db807047964afb01827
diff --git a/src/zram/recompression/tests.rs b/src/zram/recompression/tests.rs
index 41d6e44..1865607 100644
--- a/src/zram/recompression/tests.rs
+++ b/src/zram/recompression/tests.rs
@@ -37,7 +37,7 @@
     _zram_lock: LockResult<MutexGuard<'a, ()>>,
 }
 
-impl<'a> MockContext<'a> {
+impl MockContext<'_> {
     fn new() -> Self {
         let _zram_lock = ZRAM_API_MTX.lock();
         let _meminfo_lock = MEMINFO_API_MTX.lock();
diff --git a/src/zram/setup/tests.rs b/src/zram/setup/tests.rs
index 7a8721b..01d26f3 100644
--- a/src/zram/setup/tests.rs
+++ b/src/zram/setup/tests.rs
@@ -62,7 +62,7 @@
     _zram_lock: LockResult<MutexGuard<'a, ()>>,
 }
 
-impl<'a> MockContext<'a> {
+impl MockContext<'_> {
     fn new() -> Self {
         let _zram_lock = ZRAM_API_MTX.lock();
         let _setup_lock = SETUP_API_MTX.lock();
diff --git a/src/zram/writeback/tests.rs b/src/zram/writeback/tests.rs
index 2f1e684..bf139a5 100644
--- a/src/zram/writeback/tests.rs
+++ b/src/zram/writeback/tests.rs
@@ -46,7 +46,7 @@
     _zram_lock: LockResult<MutexGuard<'a, ()>>,
 }
 
-impl<'a> MockContext<'a> {
+impl MockContext<'_> {
     fn new() -> Self {
         let _zram_lock = ZRAM_API_MTX.lock();
         let _meminfo_lock = MEMINFO_API_MTX.lock();