build(deps): bump pdf-reader from 2.14.1 to 2.15.0

Bumps [pdf-reader](https://github.com/yob/pdf-reader) from 2.14.1 to 2.15.0.
- [Changelog](https://github.com/yob/pdf-reader/blob/main/CHANGELOG)
- [Commits](yob/pdf-reader@v2.14.1...v2.15.0)

---
updated-dependencies:
- dependency-name: pdf-reader
  dependency-version: 2.15.0
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Gemfile.lock

@@ -2,10 +2,10 @@ GEM
   remote: https://rubygems.org/
   specs:
     Ascii85 (2.0.1)
-    afm (0.2.2)
+    afm (1.0.0)
     ast (2.4.3)
     base64 (0.3.0)
-    bigdecimal (3.1.9)
+    bigdecimal (3.2.2)
     childprocess (5.1.0)
       logger (~> 1.5)
     csv (3.3.4)
@@ -45,9 +45,9 @@ GEM
     parser (3.3.9.0)
       ast (~> 2.4.1)
       racc
-    pdf-reader (2.14.1)
+    pdf-reader (2.15.0)
       Ascii85 (>= 1.0, < 3.0, != 2.0.0)
-      afm (~> 0.2.1)
+      afm (>= 0.2.1, < 2)
       hashery (~> 2.0)
       ruby-rc4
       ttfunk