chore: fix some comments

pkg/chain/waiter.go

@@ -168,7 +168,7 @@ func (w *Waiter) findMessage(ctx context.Context, from *types.TipSet, m types.Ch
 // the message, block and receipt, when it is found. Reads until the channel is
 // closed or the context done. Returns the found message/block (or nil if the
 // channel closed without finding it), whether it was found, or an error.
-// notice matching mesage by message from and nonce. the return message may not be
+// notice matching message by message from and nonce. the return message may not be
 // expected, because there maybe another message have the same from and nonce value
 func (w *Waiter) waitForMessage(ctx context.Context, ch <-chan []*types.HeadChange, msg types.ChainMsg, confidence uint64, lookbackLimit abi.ChainEpoch, allowReplaced bool) (*types.ChainMessage, bool, error) {
 	current, ok := <-ch

pkg/clock/chainclock_test.go

@@ -68,7 +68,7 @@ func TestChainEpochClock(t *testing.T) {
 		cec.WaitForEpoch(ctx, waitEpoch)
 	}()
 
-	t.Logf("waitting for next epoch.")
+	t.Logf("waiting for next epoch.")
 	wg.Wait()
 
 	assert.Equal(t, waitEpoch, expectedNextEpoch)

pkg/vm/runtime/runtime.go

@@ -31,7 +31,7 @@ type InvocationContext interface {
 	Store() rt5.Store
 	// Message contains information available to the actor about the executing message.
 	Message() rt5.Message
-	// ValidateCaller validates the caller against a patter.
+	// ValidateCaller validates the caller against a pattern.
 	//
 	// All actor methods MUST call this method before returning.
 	ValidateCaller(CallerPattern)

pkg/vm/vmcontext/vmcontext.go

@@ -151,7 +151,7 @@ func (vm *LegacyVM) ApplyImplicitMessage(ctx context.Context, msg types.ChainMsg
 //
 // This messages do not consume client gas and must not fail.
 func (vm *LegacyVM) applyImplicitMessage(msg *types.Message) (*Ret, error) {
-	// implicit messages gas is tracked separatly and not paid by the miner
+	// implicit messages gas is tracked separately and not paid by the miner
 	gasTank := gas.NewGasTracker(constants.BlockGasLimit * 10000)
 	gasTank.FillMessageTrace(msg)