Base64: one declaration per line (PMD OneDeclarationPerLine)

Split the gate's combined byte[] declaration into one per line to satisfy PMD
(the SpotBugs fix in the prior commit cleared; this is the remaining static-analysis
nit on the same code).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: shai-almog

CodenameOne/src/com/codename1/util/Base64.java

@@ -622,7 +622,10 @@ public static int encodeNoNewlineSimd(byte[] in, int inOffset, int inLength, byt
         boolean useSimd = simd.isSupported() && simd.isByteShuffleAccelerated();
         int simdEnd = useSimd ? end3 - SIMD_BYTE_LANES * 3 + 1 : si;
         byte[] scratch = simdEnd > si ? simd.allocaByte(SIMD_ENCODE_SCRATCH_BYTES) : null;
-        byte[] encodeMap = null, const03 = null, const0F = null, const3F = null;
+        byte[] encodeMap = null;
+        byte[] const03 = null;
+        byte[] const0F = null;
+        byte[] const3F = null;
         if (scratch != null) {
             encodeMap = getSimdEncodeMap(simd);
             const03 = getSimdConst03(simd);