ci(docs) replace use of sed with proper configuration variables

docs/libs/bmp.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/bmp.md
 ```
 
 # BMP decoder

docs/libs/ffmpeg.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/ffmpeg.md
 ```
 
 # FFmpeg support

docs/libs/freetype.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/freetype.md
 ```
 
 # FreeType support

docs/libs/fsdrv.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/fsdrv.md
 ```
 
 # File System Interfaces

docs/libs/gif.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/gif.md
 ```
 
 # GIF decoder

docs/libs/index.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/index.md
 ```
 # 3rd party libraries
 

docs/libs/png.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/png.md
 ```
 
 # PNG decoder

docs/libs/qrcode.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/qrcode.md
 ```
 
 # QR code

docs/libs/rlottie.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/rlottie.md
 ```
 
 

docs/libs/sjpg.md

@@ -1,6 +1,4 @@
 ```eval_rst
-.. include:: /header.rst
-:github_url: |github_link_base|/libs/sjpg.md
 ```
 
 # JPG decoder