gi-gdk-4.0.7: ChangeLog.md

### 4.0.7

+ Bump base lower bound

### 4.0.6

+ Bump base lower bound

### 4.0.5

+ Relax constraint on text

### 4.0.4

+ Update to haskell-gi(-base)-0.26

### 4.0.3

+ Update to haskell-gi(-base)-0.25

### 4.0.2

+ Upgrade to haskell-gi-base-0.24

### 4.0.1

+ Initial release