Site: Remove '(for Calcite committers)' suffix from headers in section dedicated to committers
Site: Remove '(for Calcite committers)' suffix from headers in section dedicated to committers

looker-open-source/calcite,apache/calcite,apache/calcite,jcamachor/calcite,vlsi/calcite,julianhyde/calcite,apache/calcite,julianhyde/calcite,vlsi/calcite,apache/calcite,jcamachor/calcite,jcamachor/calcite,apache/calcite,looker-open-source/calcite,apache/calcite,vlsi/calcite,jcamachor/calcite,looker-open-source/calcite,vlsi/incubator-calcite,vlsi/calcite,looker-open-source/calcite,vlsi/calcite,julianhyde/calcite,looker-open-source/calcite,jcamachor/calcite,julianhyde/calcite,julianhyde/calcite,looker-open-source/calcite,vlsi/incubator-calcite,jcamachor/calcite,julianhyde/calcite,vlsi/calcite