arm: drop unnecessary immediate value sigil for 0x56465001 constant

in GNU assembly syntax, =[constant] is always an immediate value anyway.
this fixes building on arm with clang.

ref #78
ref termux/termux-packages#27605

Signed-off-by: Ariadne Conill <ariadne@ariadne.space>

Author: kaniini

arch/arm/getcontext.S

@@ -31,7 +31,7 @@ FUNC(libucontext_getcontext)
 	tst	r0, #64
 	pop	{r0-r1,fp,lr}
 	moveq	r2, #0
-	ldrne	r2, =#0x56465001
+	ldrne	r2, =0x56465001
 	str	r2, [r0, #VFP_MAGIC_OFFSET]
 	beq	1f
 #endif

arch/arm/setcontext.S

@@ -20,7 +20,7 @@ FUNC(libucontext_setcontext)
 #ifndef FORCE_HARD_FLOAT
 	/* test for vfp magic number set by getcontext */
 	ldr	r2, [r0, #VFP_MAGIC_OFFSET]
-	ldr	r3, =#0x56465001
+	ldr	r3, =0x56465001
 	cmp	r2, r3
 	bne	1f
 #endif

arch/arm/swapcontext.S

@@ -24,7 +24,7 @@ FUNC(libucontext_swapcontext)
 #ifndef FORCE_HARD_FLOAT
 	/* test for vfp magic number, copy to other ucontext */
 	ldr	r3, [r1, #VFP_MAGIC_OFFSET]
-	ldr	r2, =#0x56465001
+	ldr	r2, =0x56465001
 	str	r3, [r0, #VFP_MAGIC_OFFSET]
 	cmp	r3, r2
 	bne	1f