Incorrect rendering of letters of DIN 91379

Some letters and sequences of DIN 91379 are rendered incorrectly.

## Font
SourceSans3-Regular.ttf
3.052;hotconv 1.1.0;makeotfexe 2.6.0

## Characters
Ƈ ƈ Ǟ ǟ Ȫ ȫ Ȭ ȭ Ȱ ȱ Z̧ z̧ Û̄ û̄ Ž̧ ž̧ ʺ

## List of Letters
[SourceSans3.txt](https://github.com/adobe-fonts/source-sans/files/11714338/SourceSans3.txt)

## Rendering with Source Sans 3 Regular
[SourceSans3_SourceSans3-Regular.pdf](https://github.com/adobe-fonts/source-sans/files/11714341/SourceSans3_SourceSans3-Regular.pdf)

## Rendering with Noto Sans
[SourceSans3_NotoSans-Regular-2.012.pdf](https://github.com/adobe-fonts/source-sans/files/11714344/SourceSans3_NotoSans-Regular-2.012.pdf)

## See also:
- https://github.com/String-Latin/DIN-91379-Characters-and-Sequences
- https://en.wikipedia.org/wiki/DIN_91379
- https://github.com/notofonts/latin-greek-cyrillic/issues/33
- https://github.com/notofonts/latin-greek-cyrillic/issues/1