[FIX] sap.m.Button css styles for HCB theme - optimization
[FIX] sap.m.Button css styles for HCB theme - optimization

[INTERNAL]
- white spaces cleared

Change-Id: Icc34a76d78c0f7e7f583f3ae945be55418058f8e
Signed-off-by: Lidiya Bobeva <5a090c0ebfa3fc0028f99b686e3f16a79d8f0996@sap.com>
olirogers/openui5,nzamani/openui5,nzamani/openui5,cschuff/openui5,olirogers/openui5,cschuff/openui5,cschuff/openui5,SAP/openui5,SAP/openui5,SAP/openui5,olirogers/openui5,SQCLabs/openui5,SAP/openui5,SQCLabs/openui5,nzamani/openui5,SQCLabs/openui5