tvheadend: Update requirements for gracenote2epg[full]>=1.6.0

Author: th0ma7

spk/tvheadend/src/requirements-pure.txt

@@ -1,7 +1,15 @@
-#certifi                    ==> python312
 charset-normalizer==3.4.2
-gracenote2epg==1.5.1
+gracenote2epg==1.6.0
+idna==3.10
 langdetect==1.0.9
 polib==1.2.0
 requests==2.32.4
 urllib3==2.5.0
+
+# Additional wheels for gracenote2epg[full] >= 1.6.0
+numpy==2.3.3
+pandas==2.3.2
+pgeocode==0.5.0
+python-dateutil==2.9.0.post0
+pytz==2025.2
+tzdata==2025.2