fixup: move ChangeLog entry for last Arm fix to correct file.

PR target/94220

libgcc/ChangeLog

+2020-03-26  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/94220
+	* config/arm/lib1funcs.asm (COND): Use a single definition for
+	unified syntax.
+	(aeabi_uidivmod): Unified syntax when optimizing Thumb for size.
+	(aeabi_idivmod): Likewise.
+	(divsi3_skip_div0_test): Likewise.
+
 2020-03-17  Mihail Ionescu  <mihail.ionescu@arm.com>
 
 	* config/arm/t-arm: Do not compile cmse_nonsecure_call.S for v8.1-m.