Update pq-src requirement from 0.1.3 to 0.3.2

Updates the requirements on [pq-src](https://github.com/sgrif/pq-sys) to permit the latest version.
- [Release notes](https://github.com/sgrif/pq-sys/releases)
- [Changelog](https://github.com/sgrif/pq-sys/blob/master/CHANGELOG.md)
- [Commits](sgrif/pq-sys@v0.1.3...v0.3.2)

---
updated-dependencies:
- dependency-name: pq-src
  dependency-type: direct:production
...

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

gdal-src/Cargo.toml

@@ -13,7 +13,7 @@ libsqlite3-sys = { version = "0.28.0", features = ["bundled"], optional = true }
 hdf5-src = { version = "0.8.1", optional = true, features = ["hl"] }
 hdf5-sys = { version = "0.8.1", optional = true, features = ["static"] }
 netcdf-src = { version = "0.3.3", optional = true }
-pq-src = { version = "0.1.3", optional = true }
+pq-src = { version = "0.3.2", optional = true }
 curl-sys = { version = "0.4.70", features = ["static-curl"], optional = true }
 libz-sys = { version = "1.1.15", features = ["static"], optional = true }
 geos-sys = { version = "2.0.6", optional = true }