Resolves: tdf#151947 Merging separators must not scan for field end

Regression introduced with

    commit cf777cfcb22647b1f2d6ace307fbcc4f6d2cca30
    CommitDate: Sun Oct 2 17:07:06 2022 +0200

        Resolves: tdf#125110 tdf#151211 Disentangle the convoluted CSV/TSV-clip import

a copy-paste replacement logic error.

Change-Id: Ibd699a4edfa9f88da26d888afa8567ee34e78a5e
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/142572
Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins
diff --git a/sc/source/ui/docshell/impex.cxx b/sc/source/ui/docshell/impex.cxx
index 5ef0cca..1b8d715 100644
--- a/sc/source/ui/docshell/impex.cxx
+++ b/sc/source/ui/docshell/impex.cxx
@@ -1919,7 +1919,7 @@ const sal_Unicode* ScImportExport::ScanNextFieldFromString( const sal_Unicode* p
    }
    if ( bMergeSeps )           // skip following delimiters
    {
        while (!lcl_isFieldEnd( *p, pSeps))
        while (*p && ScGlobal::UnicodeStrChr( pSeps, *p))
            p++;
    }
    return p;