[bug]IxRadioGroup的gap配置，对字符串和数字的处理不一致

[dabuside]

• I have searched the issues of this repository and believe that this is not a duplicate.

Reproduction link

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Steps to reproduce

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What is expected?

IxRadioGroup 配置gap的值为0或者0px有相同的效果

What is actually happening?

IxRadioGroup 配置gap的值为0或者0px有不同的效果

Environment Info

Any additional comments? (optional)

[idux-bot]

Translation of this issue:

[BUG] The GAP configuration of Ixradiodroup is inconsistent with the processing of string and numbers

• I have searched the [isSues] (https://github.com/iduxfe/idux/isSues) of this repository and believe that this is not a duplicate.

REPRODUCTION LINK

[link] (https://playground.idux.site/#eyjqbgf5z3jvdw5kqxbwlnz1zSi6ijx0ZW1WBGF0ZT5CBIAGPEL4RHD2VDMLKZXI +xg4g 4TM90A Wzpy2f0aw9uuhjvdmlkzxi+xg4gicagica8sxhnb2rhbfbyb3zgvyPlxuicagicAgicAgicAgica8sxhnzywdluhjvdmlkzxi+XG4GICAGAGPEFWCCAVPLXU ICAGICAGICA8L0L0L4TWVZC2FNZVBYB3ZPZGVYPLXUICAGICAGPC9jee1vzgfsuhjvdmlkzxi+XG4GICAGPC9jee5vdglmdglVBLXPLXUICA8L0L0L0L0L0L 4RHJHD2VYUHJVDMLKZXI+XG48L3RLBXBSYXRLPLXUXG48C2NYAXB0IGXHBMC9XCJ0C1wiihhnldhvwPlxuaw1wb3j0iHSGC2V0DXIH0GZBSANLI9ZZXR 1CELKDXGUANMNXG5PBXBVCNQGQXBWIGZYB20GJY4VQXBWLNZ1ZSDCBNNLDHVWR1ECGPXG48L3NNNNLWDD5CBIISISIK52DGVTCGXHDGU+XG4GIDXJJ EFJHZGLVR3JVDXBCBIAGICBNYXA9XCIWCILXUICAGJ1DHRVBMVBMVKXGONZLCNRPY2FSPVWVCILXUIDPKYXRHU291CMNLPVWFYA1N0 YXR1C0RHDGFTB3VCILXUICA+PC9jefjhzglvr3JVDXA+XG4GIDXIAVPLXUICA8SXHSYWRPB3VWXG4GICDHCD1CILXUGJ1DHRVBMVK XG4GICAGONZLCNRPY2FSPVWIZMFSC2VCILXUICAGIDPKYXRHU291CMNLPVWIBWFYA1N0YXR1C0RHDGFTB3VCILXUICA+PC9jefjhzglVR3JVDXA+XG48L3RLLLLLLLLL BXBSYXRLPLPLXUX48C2NYAXB0IHNLDHVWPLXULYOQXG4GKibaqulfnmx0leibhas1PZC1WCMV2AWV3XGKIBMAWXLIG5HBWUZLNZ1ZVXUICOVXG4G4G4G4G4G IFXUAW1WB3J0ISGCMVMIH0GZNJVBSBCINZ1ZVWIO1XUXG5JB25ZDCBTYXJRU3RHDHVZRGF0YVNVDXJJZSA9IFTCBSYWJLBDOGXLPITNVA5CIIWGG A2V5OIBCINRVQMVEAXNWB3NLZFWIIH0SXG4GIHSGBGFIZW6IFWI5BEY5L+U5ASNXCISIGTLETOGXCJMAXHLZFWIHSGBGFIZW6IFWI5Bey57yt6kejx CISIGTLETOGXCJLYWR5UMVSAWVSAWV2ZWRCIIB9LFXUICB7IGXHYMVSOIBCIUW/VEEVWILCBRZXIWIAWDUB3CIGFSXCBSYWJLBDOGXCLMJQXLJ 5FPO47PMALCIIWGA2V5OIBCIMFJY2VWDFJPC2TCIIB9LFXUICB7IGXHYMVSOIUIVR+AKPVWILCBRZXIFWIFSC2VQB3ZVIIH0SXG5DO1XUXG5J B25ZDCB2YXIYYNTFEYXRHU291CMNLID0GCMVMKFTDKTCBVC2NYAXB0PLXUIN0 =)

STEPS To Reproduce

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What is exfected?

The value of ixradiographing configuration Gap is 0 or 0px has the same effect

What is actually happy?

The value of ixradiography configured Gap is 0 or 0px has different effects

ENVIRONMENT Info

ANY Additional Comments? (Optional)