Fix typos

doc/lightning-delinvoice.7

@@ -36,7 +36,7 @@ lightning-delinvoice \- Protocol for removing an invoice\&.
 .sp
 The \fBdelinvoice\fR RPC command removes an invoice with \fIstatus\fR as given in \fBlistinvoices\fR\&.
 .sp
-The caller should be particularly aware of the error case caused by the \fIstatus\fR chaning just before this command is invoked!
+The caller should be particularly aware of the error case caused by the \fIstatus\fR changing just before this command is invoked!
 .SH "RETURN VALUE"
 .sp
 On success, an invoice description will be returned as per lightning\-listinvoice(7)\&.

doc/lightning-delinvoice.7.txt

@@ -16,7 +16,7 @@ The *delinvoice* RPC command removes an invoice with 'status' as
 given in *listinvoices*.
 
 The caller should be particularly aware of the error case caused by 
-the 'status' chaning just before this command is invoked!
+the 'status' changing just before this command is invoked!
 
 RETURN VALUE
 ------------

tests/test_lightningd.py

@@ -2880,7 +2880,7 @@ class LightningDTests(BaseLightningDTests):
         l3.daemon.wait_for_log('peer_in WIRE_UPDATE_FEE')
         l3.daemon.wait_for_log('peer_in WIRE_COMMITMENT_SIGNED')
 
-        # We need to wait untill both have committed and revoked the
+        # We need to wait until both have committed and revoked the
         # old state, otherwise we'll still try to commit with the old
         # 15sat/byte fee
         l1.daemon.wait_for_log('peer_out WIRE_REVOKE_AND_ACK')